exec_outcome stringclasses 1
value | code_uid stringlengths 32 32 | file_name stringclasses 111
values | prob_desc_created_at stringlengths 10 10 | prob_desc_description stringlengths 63 3.8k | prob_desc_memory_limit stringclasses 18
values | source_code stringlengths 117 65.5k | lang_cluster stringclasses 1
value | prob_desc_sample_inputs stringlengths 2 802 | prob_desc_time_limit stringclasses 27
values | prob_desc_sample_outputs stringlengths 2 796 | prob_desc_notes stringlengths 4 3k ⌀ | lang stringclasses 5
values | prob_desc_input_from stringclasses 3
values | tags listlengths 0 11 | src_uid stringlengths 32 32 | prob_desc_input_spec stringlengths 28 2.37k ⌀ | difficulty int64 -1 3.5k ⌀ | prob_desc_output_spec stringlengths 17 1.47k ⌀ | prob_desc_output_to stringclasses 3
values | hidden_unit_tests stringclasses 1
value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
PASSED | 4252b413615dce31303d4e34939b6d65 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class A{
static FastReader in = new FastReader();
static PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
void solve() {
String s = in.next();
int n = s.length();
char[] ss = s.toCharArray();
if... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | f47dfd93fec8bdd8bae7f9733419a653 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class binarytree {
public static void main(String[] quesgs) {
Scanner sc = new Scanner(System.in);
String testcase = sc.nextLine();
int n = Integer.parseInt(testcase);
String[] arr = new String[n];
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | f8eee5635e1d783952fdbcefef7893ff | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class CF_748_1 {
public static void main(String[] args){
FastReader sc = new FastReader();
int t = sc.nextInt();
while(t-- > 0){
String s = sc.next();
int ab = 0 , ba = 0;
int n = s.length();
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | f6793945b51f2b16c9a70c5213523a51 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /*
Sample Input 1
4
b
aabbbabaa
abbb
abbaab
Sample Output 1
b
aabbbabaa
bbbb
abbaaa
*/
import java.io.*;
import java.util.*;
public class R1606A
{
static int MAX(int x, int y){return ((x > y) ? x : y );}
static int MIN(int x, int y){return ((x < y) ? x : y );}
static int sum... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 65eb9bf7d186fe0aa9ea5ce0f9c238e8 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Main
{
public static String solve(char ar[],int a,int b,String st)
{
int n=ar.length;
if(ar[0]=='a')
{
if(ar[n-1]=='a')
return st;
else
{
int c=0;
int j=n-1;
ar[n-1... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | e9b413f896ec887d639b0abff62ee34b | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class hi {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
while(t-- > 0){
String s = sc.next();
char c [] = s.toCharArray();
if(s.length() == 1){
System.... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 83474f0227a6fc65b3621414ae4c09e9 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
public class Pupil
{
static FastReader sc = new FastReader();
public static void main (String[] args) throws java.lang.Exception
{
// your code... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | cb8ea81c6bcd88992679527bdd0054ae | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class A_AB_Balance {
// For fast input output
static class FastReader {
BufferedReader br;
StringTokenizer st;
public FastReader()
{ try {br = new BufferedReader(
new FileReader("input.txt"));
PrintStream out = new PrintStream(new FileOutputStream("output.txt")... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 99fe545c33f9e343191fce60f19a259d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.StringTokenizer;
import java.util.Arrays;
import java.util.HashMap;
import java.util.TreeSet;
// public class Solution{
class Solution{
public static void main(String[] args){
FS sc = ne... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 00ec0438cbd369708da18f752cfffad1 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class Solution{
static BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
static BufferedWriter bw=new BufferedWriter(new OutputStreamWriter(System.out));
static StringTokenizer st;
public static void main(String[] YDSV) throws IOEx... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | bd3e01f90fafa887ead1f12aac9073d8 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.Scanner;
public class ABBalance {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int t = in.nextInt();
while (t-- > 0) {
String s = in.next();
if (s.length() == 1) {
System.out.println(s);
} else if (s.substring(0, 1).equals(s.... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 90401b7d449ae06753338bacbfe66319 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class ABBalance {
public static void main (String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
int i = 0;
while (i < t) {
String s = sc.next();
int abCount = 0;
int baCount = 0... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | b0c413eb556a731a8c0169d3f3e448d0 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class mid1 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
while (t >= 0) {
String t1 = sc.nextLine();
int ab=0,ba=0;
String d="";
for(int i = 0; i < t1.length() - 1; i++) {
String c = ""+ t1.charAt(i)+t1.char... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 309c6cccd8be4c5e02f4c0592e72af58 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
long tt;
tt = sc.nextLong();
while (tt-- > 0) {
String s = sc.next();
int n = s.length();
if(s.charAt(0)==s.charAt(n-1)) S... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | fe538c35367bf8319f56433dfdbeb87f | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.*;
import java.io.*;
public class Main {
static int mod = 1000000007;
static void read(int arr[], int start, int end, FastReader in) {
for (int i = start; i < end; i++) {
arr[i] = in.nextInt();
}
}
static int sumArr(int arr[]) {
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 4c35835ccfb2459e57ce748ea0927a90 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Arrays;
import java.util.Scanner;
public class Solution {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
sc.nextLine();
while(t-->0)
{
String str= sc.nextLine();
if(str.charA... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | a4d1cedbf88cd7142f09b322caf5c151 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //package com.realfs.A;
import java.util.ArrayList;
import java.util.Scanner;
public class ABBalance {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int num = in.nextInt();
ArrayList<String> strings = new ArrayList<String>();
for (int i = 0; i < num... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 2ef9d5fadd2d00b5df023e6032f05e8f | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class Main {
public static void main(String[] args) throws IOException {
BufferedReader r = new BufferedReader(new InputStreamReader(System.in));
BufferedWriter w = new BufferedWriter(new OutputStreamWriter(System.out));
Scanner sc = new S... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 64a380ed6b4860dcad0b71cb71778508 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class Main {
static PrintWriter out;
static Reader in;
public static void main(String[] args) throws Exception {
input_output();
Main solver = new Main();
solver.solve();
out.close();
out.flush();
}
static int INF = (int)1e9;
static int... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | a463f8e185ac4898fefd76d74f9119c6 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
String[] str = sc.nextLine().split(" ");
int n = Integer.parseInt(str[0]);
while(n-- > 0){
String s = sc.nextLine();
char[] c = s.toCharArray()... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 310521d0fb710f25cede1464c129f0f9 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.*;
/*AUTHOR - ELDIIAR DZHUNUSOV */
public class a {
static int mod= 1000000007 ;
static final FastReader in = new FastReader();
static final PrintWriter out ... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 4cd27ca9a306aed0cce6f6ae73836543 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.*;
/*AUTHOR - ELDIIAR DZHUNUSOV */
public class a {
static int mod= 1000000007 ;
static final FastReader in = new FastReader();
static final PrintWriter out ... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 9519c50746e9b84cebecb368fe5eebbb | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class CODE{
public static void main(String[] args) {
try {
System.setIn(new FileInputStream("input.txt"));
System.setOut(new PrintStream(new FileOutputStream("output.txt")));
} catch (Exception e) {
System.err.println("Error");
}
///////////////... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 768525abb59014be628bb2b1bd17e58c | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /*
4
b
aabbbabaa
abbb
abbaab
Change string such that the number of occurrences of AB equals the number of occurrences of BA
Only characters 'a' and'b' contribute to the count if they are adjacent (e.g. 'aa' or 'bb' can be counted as a single unit)
Replacing 'a' with 'b' or vice versa sets all of the occurrenc... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 2712d38cc7b1d7ffaba695b48face715 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.*;
public class Solution {
public static void main(String... args) throws Exception {
Scanner scan = new Scanner(System.in);
int t = scan.nextInt();
while (t-- > 0) {
solve(scan);
}
scan.close();
}
public static void solve(Scanner scan... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | b9f1143700790ccdfada2ab746fab1d9 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Arrays;
import java.util.Scanner;
public class A {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
while (t-->0){
String str = sc.next();
int n = str.length();
if (str.charAt(0... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 99b661e0109d400c64f78761d6a862e2 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class MyClass {
public static void main(String args[]) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int t = Integer.parseInt(br.readLine());
while(t-->0) {
// int n = Integer.par... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | f9b1a931161027e3ea3a8a1d627b9339 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.File;
import java.io.FileInputStream;
import java.util.*;
public class Main {
// static final File ip = new File("input.txt");
// static final File op = new File("... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 6d5343fbc2cb3c42d71d3a300947cced | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.File;
import java.io.FileInputStream;
import java.util.*;
public class Main {
// static final File ip = new File("input.txt");
// static final File op = new File("... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 512b51dbb02e794150fcf21d0004d088 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class SomeOneCode{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
while(t-->0){
char[] s = sc.next().toCharArray();
s[0] = s[s.length-1];
System.out.println(s);
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 62d8778baeeb282cb446357d4ac4d531 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class ABBalance{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
while(t-- > 0){
String s = sc.next();
char c[] = s.toCharArray();
c[0] = c[s.length() - 1];
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 589785b4616d63d96b05336c467322ce | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.Arrays;
import java.util.*;
import java.util.Scanner;
import java.util.StringTokenizer;
public class copy {
public static boolean checker(long[] arr, long K, long diff) {
long collect = 0;
for (int i = 0; i < arr.length; i++) {
if (... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 90ae6fbdfb48c0b0972fe24b0d4514ec | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /******************************************************************************
Welcome to GDB Online.
GDB online is an online compiler and debugger tool for C, C++, Python, Java, PHP, Ruby, Perl,
C#, VB, Swift, Pascal, Fortran, Haskell, Objective-C, Assembly, HTML, CSS, JS, SQLite, Prolog.
Code, Compile, Run and Debu... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 9c9557bb3c32a5e21d692bd14f6793f1 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //jai Shree Krishna
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.util.Collections;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.StringTokenizer;
public clas... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c49a82644a8743e4543e6b758ece5e1a | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
import java.math.*;
public class Test{
//Global declarations
final static FastReader in = new FastReader();
final static PrintWriter out = new PrintWriter(System.out);
public static boolean helperFunction(String s) {
//Long range is -10^18 to 10^18 a... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | a3733ed912f80b0563d66c096c97583c | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.Scanner;
public class tryout {
private static String x;
public static void main(String[] args){
Scanner input = new Scanner(System.in);
int testCase = input.nextInt();
for(int i = 0; i < testCase; i++){
x = input.next();
checkAround(... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | e79b0631b6e33fb8e2ef8bffd0a08af0 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.io.*;
import java.util.*;
public class cp
{
static class Reader {
final private int BUFFER_SIZE = 1 << 16;
private DataInputStream din;
private byte[] buffer;
private int bufferPointer, bytesRead;
public Reader()
{
din = new DataInputStream(System.in);
buffer = new byte[BU... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 785b43f31a1c0f729c2b6222241dd719 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
public class Solution{
static FastScanner sc = new FastScanner();
public static void solve() {
String s=sc.next();
char[] c=s.toCharArray();
int ct1=0,ct2=0,c1=0,c2=0;
int n=c.length;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | d750e736418a65d79aeede6ae6adf5f2 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class A_1606 {
public static void main(String[] args) throws Exception {
Scanner sc = new Scanner(System.in);
PrintWriter pw = new PrintWriter(System.out);
int t = sc.nextInt();
while(t-->0) {
String s = sc.next();
int n = s.length();
int cn... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | df2a34b6915808f73f08cdab827ad1b1 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.*;
public class Solution {
public static void main(String[] args) {
Scanner s= new Scanner(System.in);
int t=s.nextInt();
s.nextLine();
while(t-->0)
{
String str=s.nextLine();
char st[]= str.toCharArray();
int ab=0,ba=0;
int n=st.length;
for(int i=0;i<n-1;i++)
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 479b8a6f11b194b145c628cb72ceb6f7 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.text.DecimalFormat;
import java.util.*;
public class Codeforces {
static int mod=1000000007 ;
/*
*
4
b
aabbbabaa
abbb
abbaab
*/
public static void main... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 10a13732fd3d1177ede864ebcbe9b164 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | ////solution at bottom
import java.util.*;
import java.lang.*;
import java.io.*;
import java.math.*;
public class test
{
static class FastReader
{
BufferedReader br;
StringTokenizer st;
public FastReader()
{
br = new Buffered... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 1f5327b5b672d9170dbd81d6776c6db3 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Candies
{
public static void main(String args[])
{
Scanner in=new Scanner(System.in);
int c=0;
int t=in.nextInt();
while (t-->0)
{
String s=in.next();
int n=s.length();
if(s.substring(0,1).compareTo(s.substring(n-1))==0)
System.out.println(s);
else
{
if(s.substring(0... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 4014f06cd6854456049dac0163c1c42d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
for (int i = 0; i < t; i++) {
String s = sc.next();
String s1 = s.substring(1);
char s2 = s.charAt(s... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 5bda2db40d929b77584b052517849fbc | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /* package codechef; // don't place package name! */
import java.util.*;
import javax.sql.rowset.spi.SyncResolver;
import java.io.ObjectInputStream.GetField;
import java.lang.*;
/* Name of the class has to be "Main" only if the class is public. */
public class codeforces
{
public static void main(Str... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | b25ddb3626cf94c8527872b65646e0be | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class Solution
{
public static void main(String args[])
{
Scanner sc = new Scanner(System.in);
int number_of_test_cases = sc.nextInt();
for(int x=0;x<number_of_test_cases;x++)
{
String s = sc.next();
s.trim();
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 3b18c86b82fcc9256279ab3592a8e1f0 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class ABBalance {
public static void main(String[] args) {
Scanner scn = new Scanner(System.in);
int t = scn.nextInt();
while(t-->0){
String s = scn.next();
for(int i=0; i<s.length()-1;i++){
System.out.print(s.charAt... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 315e6befdbab0a410328de93c5d96a6f | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.lang.Math;
import java.lang.reflect.Array;
import java.util.*;
import javax.swing.text.DefaultStyledDocument.ElementSpec;
public final class Solution {
static BufferedReader br = new BufferedReader(
new InputStreamReader(System.in)
);
static BufferedWriter bw = new B... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | e9653a1301d56ea03290f94191a6b08c | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.Scanner;
public class DSA {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 701159c4e72e6b047b99989fd62ee6e1 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class Main {
static class JoinSet {
int[] fa;
JoinSet(int n) {
fa = new int[n];
for (int i = 0; i < n; i++) fa[i] = i;
}
int find(int t) {
if (t != fa[t]) fa[t] = find(fa[t]);
retu... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c400d9ef2a9f5f46aee562864b904fea | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Practice {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
StringBuilder sb = new StringBuilder();
int t = scan.nextInt();
while (t --> 0) {
String s = scan.next();
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 269942ef1d751e36b8492aabd603093a | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class Main{
public static void main(String args[]) {
Scanner scn = new Scanner (System.in);
int x = scn.nextInt();
scn.nextLine();
while(x-->0){
String s = scn.nextLine();
int ab = 0;
int... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 29a24ff8e84cd76d2efe7620a4671844 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int t = Integer.parseInt(br.readLine());
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | d0f9342d9aafbb8d474a9ab7d6309988 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class CP {
static final int MOD = (int) (1e9) + 7;// ((a + b) % MOD + MOD) % MOD
public static double roundOff(double num, int precision) {
double round = Math.round(num * Math.pow(10, precision));
return round / (Math.pow(10, precision));
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | df8fcce8bde5103e8530bb0cbd43b941 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Main {
public static void main(String args[]) {
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
while(t-->0){
String s=sc.next();
int n=s.length();
if(n==1){
System.out.println(s);
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 66c02513f5ab6e4c3d0ab84fe21029cb | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //package com.codeforces.Practise;
import java.io.*;
public class ABBalance {
//Don't Confuse Always make things simple
//Experience is the name of the game
// You won't fail until you stop trying.......
// you can solve one problem by many approaches. when you stuck you are going to learn som... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | b620c86acca72eabc12007c02cc61b28 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.StringTokenizer;
public class Solution {
static class FastScanner {
private BufferedReader in;
private PrintWriter out;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 1115d53010476f4f3d00a82e368a5db1 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class Main {
private boolean oj = System.getProperty("ONLINE_JUDGE") != null;
private FastWriter wr;
private Reader rd;
public final int MOD = 1000000007;
/************************************************** FAST INPUT IMPLEMENTATION *************... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 2e1ba68237960e31aa3768df3d1cb156 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import static java.lang.Math.max;
import static java.lang.Math.min;
import static java.lang.Math.abs;
import static java.lang.System.out;
import java.util.*;
import java.io.*;
import java.math.*;
import java.util.Arrays;
import java.util.Collections;
public class ae116
{
public static void main(String arg... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 17bdf983be139921f3b947179d47c7e7 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
import java.lang.*;
public class A {
static class FastReader{
BufferedReader br;
StringTokenizer st;
public FastReader(){
br=new BufferedReader(new InputStreamReader(System.in));
}
String next(){
whil... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 4c1e51a5a7ab4d26458e56eeb1965d9d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class ABBalance {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
while(t-->0) {
String s=sc.next();
s=s.substring(0, s.length()-1) + s.charAt(0);
System.out.println(s);
}
}
} | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 11 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 6c399655433ada6eec5df66a9d94f948 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class test {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int t = in.nextInt();
while (t-- > 0) {
String s = in.next();
int count1 = 0;
int count2 = 0;
for (int i = 0; i < s.l... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | e3ddf9b5e97338ba440724732782f0af | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class test {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int n = in.nextInt();
for (int i = 0; i < n; i++) {
String str = in.next();
if(str.length()==1){
System.out.println(str);
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 7589b164526a5a464dffcceb0b42011d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class Test {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
for(int i=0;i<t;i++) {
String s = sc.next();
if(s.charAt(0) != s.charAt(s.length()-1)) {
s = s.substring(0, 0) + s.charAt(s.len... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 8eede9d776c4bbf3a3baca297459f4b0 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.util.*;
public class a729 {
public static void main(String[] args) {
// try {
BufferedWriter out... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 752ed3132087142eb0f0655e2c4975a2 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /*==========================================================================
* AUTHOR: RonWonWon
* CREATED: 29.10.2021 20:01:48
/*==========================================================================*/
import java.io.*;
import java.util.*;
public class A {
public static void main(St... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 92623a435c75dd522a4f83c03a74ab59 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public class ABBalance {
public static Scanner scanner = new Scanner(System.in);
public static void main(String[] args) {
int tc = scanner.nextInt();
while (tc-->0) {
String string = scanner.next();
char[] array = string.toCharArray();
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 2f36e22a5c742642430ca7ad41d90d23 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int T=sc.nextInt();
while (T-->0){
String next = sc.next();
char[] chars = next.toCharArray();
int length = next.len... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 7ca4b30ecdd907ad8e0b56dd506ca605 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.Scanner;
/*
*
* @author Sabirov Jakhongir
*
*/
public class A {
public static void main(String[] args) {
Scanner cin = new Scanner(System.in);
int test = cin.nextInt();
while (test -- > 0)
{
String a = cin.next();
int a... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 9ca384181d288e7c2b5c54bcd6d0a728 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
/**
*
* @author Acer
*/
public class NewClass {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int T = sc.nextInt();
while(T-- > 0){
String s = sc.next();
char ch[] = s.toCharArray();
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | ac9947f8a82363277d279b88676aa258 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.math.*;
import java.util.* ;
import java.io.* ;
@SuppressWarnings("unused")
/*
*
* SEND HELP
*
*/
//Scanner s = new Scanner(new File("input.txt"));
//s.close();
//PrintWriter writer = new PrintWriter("output.txt");
//writer.close();
public class C
{
static final int mod = (int)1e9... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | f9b578927c32d0ff6ca19eda4181c844 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
import java.lang.*;
import java.math.*;
import static java.lang.Math.max;
import static java.lang.Math.min;
import static java.lang.Math.abs;
import static java.lang.Math.log;
import static java.lang.System.out;
import static java.lang.Integer.MAX_VALUE;
import static jav... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | e59272ab438b4138782beb7bf2101008 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
import java.util.StringTokenizer;
public class AB_Balance
{
static class Reader
{
final private int BUFFER_SIZE = 1 << 16;
private DataInputStream di... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 16aa00c7c3f722a2d6eb8547fb4efcd4 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
import java.util.StringTokenizer;
public class AB_Balance
{
static class Reader
{
final private int BUFFER_SIZE = 1 << 16;
private DataInputStream di... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 66031a7c85ff55c376698071d04da420 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /*#####################################################
################ >>>> Diaa12360 <<<< ##################
################ Just Nothing ##################
############ If You Need it, Fight For IT; ############
####################.-. 1 5 9 2 .-.####################
########################################... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 92fc24eb1138d285ad641bec1371d0ce | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | /*package whatever //do not write package name here */
import java.io.*;
import java.util.*;
public class GFG {
public static void main (String[] args) {
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
while(t-->0){
char ch[]=sc.next().toCharArray();
int n=ch.length;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 8438471e0884d44a7ebce05f9a8a8ebd | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Test {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int T=sc.nextInt();
while(T-->0) {
String s=sc.next();
char a[]=s.toCharArray();
if(a[0]!=a[a.length-1]) {
a[0]=a[a.length-1];
}
System.out.println(a);
}
}
}
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | d9dd4b50dde4ef5e744dcc23b4c2fe1a | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import static java.lang.Math.*;
import java.awt.Point;
import java.io.*;
public class Exercise {
static Scanner sc = new Scanner(System.in);
static public void solve() {
String str = sc.next();
int ab = 0;
int ba = 0;
for(int i = 0; i < str.length() - 1; i++) {
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | ec1d4e8dd8ec1e430fc4b76a9d06d59a | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.math.*;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.Writer;
import java.... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c3b7ccb614ea1e4ca1004d0eb228df3b | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.StringToke... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | d3e5c5f1cddc9d5cb6ca003fb52029ff | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class Main
{
static PrintWriter out=new PrintWriter((System.out));
static Reader sc;
public static void main(String args[])throws IOException
{
sc=new Reader();
int t=sc.nextInt();
while(t-->0)
{
solve()... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 190474c6c9efbd0d6013d486e64f259d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class Ol{
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
int n = scan.nextInt();
for (int i = 0; i < n; i++){
String s = scan.next();
if(s.length() == 1 || (s.length() == 2 && (s.charAt(0))==(s.charAt(1)))){
System.out.println(s);
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 609fd29aee644bf5a47bfef6da441617 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.math.BigInteger;
import java.util.*;
public class Main {
public static void main(String[] args) {
FastReader scan = new FastReader();
PrintWriter out = new PrintWriter(System.out);
Solution solve = new Solution();
int t = 1;
t = scan... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 472c3b35195abf0e53d41cbd2508c4be | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Scanner;
public class Example {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
while(t>0)
{
String str=sc.next();
int ab=0;
int ba=0;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 68c8ecd0c879889ccc6db1f18e811224 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes |
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.security.KeyPair;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Stack;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | b8def127dad967bba96e41c9a1c78534 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public class A {
public static void main(String[] args) throws IOException {
Scanner sc = new Scanner(System.in);
PrintWriter out = new PrintWriter(System.out);
int t = sc.nextInt();
while (t-- > 0) {
char[] a = sc.next().toCharArray();
int AB = 0, BA = 0;... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | b18378617d88a5a67080010bc2644c3d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //package codeforces;
import java.util.*;
public class babalance {
public static void main (String [] args)
{
Scanner in=new Scanner(System.in);
int t=in.nextInt();
in.nextLine();
while(t>0)
{
String s1=in.nextLine();
int n1=s1.length();
int ab=0,ba=0;
if(s1.charAt(0)!=s1.charAt(n1-... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 2e9320ec2736f66d0de3664219fc7f31 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
import java.io.*;
public class Main {
public static class Pair implements Comparable < Pair > {
int d;
int i;
Pair(int d, int i) {
this.d = d;
this.i = i;
}
public int compareTo(Pair o) {
return this.d - o.d;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 0b62f48b12752e570061ac49ab277997 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.*;
import java.util.*;
public final class A {
public static void main(String[] args) {
FastScanner fs = new FastScanner();
PrintWriter out = new PrintWriter(System.out);
int T = fs.nextInt();
while(T-- > 0){
String str = fs.next();
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c8891b59f07ac09f49aca4ab79260704 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.Scanner;
public final class Test {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
int t;
t = scan.nextInt();
while(t != 0) {
StringBuffer s = new StringBuffer(scan.next());
int ab = 0, ba = 0;
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c44e19832b514667bd14923015db79ab | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //created by Whiplash99
import java.io.*;
import java.util.*;
public class A
{
public static void main(String[] args) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
int i,N;
int T=Integer.parseInt(br.readLine().trim());
St... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 3b9d346fe7abb72dc0f9cfaf4298efb4 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //created by Whiplash99
import java.io.*;
import java.util.*;
public class A
{
public static void main(String[] args) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
int i,N;
int T=Integer.parseInt(br.readLine().trim());
St... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 332dd118aac63e3fa2c9617654b05593 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //created by Whiplash99
import java.io.*;
import java.util.*;
public class A
{
public static void main(String[] args) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
int i,N;
int T=Integer.parseInt(br.readLine().trim());
St... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 053c335f1898c7fbc881d61dd9a56226 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.StringTokenizer;
public class Main {
static long totalCost = 0;
static int[] size;
static int[] level;
st... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 1455fb3f2d7785a97bbe41a047e2ca53 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //package Div2.A;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class ABBalance {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int t=Integer.parseInt(br.re... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 537f49e1c1559ba40d5eafc9bc54c540 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | //---#ON_MY_WAY---
import static java.lang.Math.*;
import java.io.*;
import java.math.*;
import java.util.*;
public class apples {
static class pair {
int x, y;
public pair(int a, int b) {
x = a;
y = b;
}
}
static FastReader x = new FastReader();
static OutputStream outputStream = Sy... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c286abb55eb4096def860e3b5c931a91 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.awt.geom.AffineTransform;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.StringTokenizer;
import javax.swing.text.ChangedCharSetException;
public class FirstProblem {
public static void main(String[] args) ... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 74e9c7448b83bc32b23480901c00d60d | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class main {
public static void main(String[] args) {
Scanner scn = new Scanner(System.in);
int t = scn.nextInt();
scn.nextLine();
while (t-- > 0) {
String str = scn.nextLine();
StringBuilder sb = new StringBuilder(str);
int n = str.length(... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | c53b57757a5cc10b7e6b9a3a90d0e174 | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.util.*;
public class B {
public static void main(String []args) {
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
while(t-->0) {
String s=sc.next();
StringBuilder sb=new StringBuilder(s);
int ab=0;
int ba=0;
for(int i=0;i<s.length()-1;i++) {
if(s.charAt(i)=='... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output | |
PASSED | 07617fb2be97b0ffc79cfd54eeed0d4f | train_108.jsonl | 1635518100 | You are given a string $$$s$$$ of length $$$n$$$ consisting of characters a and/or b.Let $$$\operatorname{AB}(s)$$$ be the number of occurrences of string ab in $$$s$$$ as a substring. Analogically, $$$\operatorname{BA}(s)$$$ is the number of occurrences of ba in $$$s$$$ as a substring.In one step, you can choose any i... | 256 megabytes | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
public class Main {
static class FastReader {
BufferedReader br;
StringTokenizer st;
public FastReader() {
br = new BufferedReader(new
... | Java | ["4\nb\naabbbabaa\nabbb\nabbaab"] | 2 seconds | ["b\naabbbabaa\nbbbb\nabbaaa"] | NoteIn the first test case, both $$$\operatorname{AB}(s) = 0$$$ and $$$\operatorname{BA}(s) = 0$$$ (there are no occurrences of ab (ba) in b), so can leave $$$s$$$ untouched.In the second test case, $$$\operatorname{AB}(s) = 2$$$ and $$$\operatorname{BA}(s) = 2$$$, so you can leave $$$s$$$ untouched. In the third test ... | Java 8 | standard input | [
"strings"
] | 351ffff1dfe1bc1762f062f612463759 | Each test contains multiple test cases. The first line contains the number of test cases $$$t$$$ ($$$1 \le t \le 1000$$$). Description of the test cases follows. The first and only line of each test case contains a single string $$$s$$$ ($$$1 \le |s| \le 100$$$, where $$$|s|$$$ is the length of the string $$$s$$$), con... | 900 | For each test case, print the resulting string $$$s$$$ with $$$\operatorname{AB}(s) = \operatorname{BA}(s)$$$ you'll get making the minimum number of steps. If there are multiple answers, print any of them. | standard output |
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