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10
10
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63
3.8k
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stringclasses
18 values
source_code
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117
65.5k
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1 value
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2
802
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27 values
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2
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4
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5 values
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0
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int64
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1 value
PASSED
0af5849a14f6be9b099418ec0c2700c4
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; public class Main { void Solve(long n){ ArrayList<Long>v=new ArrayList<Long>(0); long mod=n; long ans=1; for(long i=1;i<n;i++){ if(__gcd(i,n)==1){ v.add(i); ans*=i; ans%=mod; } ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
f7926b5434b505e58cd7cf99e073ed8d
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/* package codechef; // don't place package name! */ 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 product1 { static class FastReader { BufferedReader br; StringTokenizer st; publi...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
6c0d659290b736775d7dad7b52e70db5
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class a2oj { static FastReader sc; static PrintWriter out; static int mod = 1000000007; public static void main(String[] args) throws IOException { if (System.getProperty("ONLINE_JUDGE") == null) { File f1 = new File("input.t...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
7fb1aa39f3242770b3d428e5038afa34
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; public class Main { public static void main(String args[]) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); ArrayList<Integer> ans = new ArrayList<>(); ans.add(1); if(n != 2) { long prod = 1; for(int ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
254e1a0848ce596b4d6cd4ca3b39edf3
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; public class p717C { public static void main(String[] args) { Scanner scn=new Scanner(System.in); long n=scn.nextLong(); long pro=1; ArrayList<Long> arr=new ArrayList<Long>(); arr.add(1L); for(long i=2;i<n;i++){ if(gcd(n,i)==1)...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
f76768a0132cc6b2b915cd4a78f6bea2
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; import java.math.*; public class Main{ //Don't have to see. start------------------------------------------ static class InputIterator{ ArrayList<String> inputLine = new ArrayList<>(1024); int index = 0; int max; String read; InputIterator(){ ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
3aa6800af24788eaf0eb2589750c70ba
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; import java.lang.*; public class Main{ public static PrintWriter out = new PrintWriter(new BufferedOutputStream(System.out)); static long MOD = (long) (1e9 + 7); // static long MOD = 998244353; static long MOD2 = MOD * MOD; static FastReader sc = new FastRea...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
2704a7d00005efc54d7dfd1b47b6b6c6
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Round716Div2C { private static int gcd(int a, int b) {// a is larger if(b==0) return a; return gcd(b,a%b); } public static void main(String[] args) throws NumberFormatException, IOException { BufferedR...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
baaee324b6972fbf29c8e2c6793c164e
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.lang.*; import java.io.*; public class C { public static void main(String[] args) { new Runner().run(); } static class Runner { FastReader in; public void run() { in = new FastReader(); //int T = in.nextInt(); StringBuffer sb = new StringBuffer(); //while(T-- ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
5e9decd665ee962a4c818ce19304bdec
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import static java.lang.Math.*; import static java.math.BigInteger.*; import static java.util.Arrays.*; import static java.util.Collections.*; import static java.util.stream.Collectors.*; import java.io.*; import java.math.*; import java.util.*; import java.util.stream.*; public class C { static Buffe...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
8b5cef083e53bb75697eba3593506478
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.PrintWriter; import java.util.*; public class C { static Scanner sc; static PrintWriter out; public static void main(String[] args) throws Exception { sc = new Scanner(System.in); out = new PrintWriter(System.out); //int t = sc.nextInt(); f...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
c84b278dcfbe8590e23b65f44931a186
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Peter Li * @version 04/19/2021 */ public class C { private final static int[] list = new int[100000]; private static int gcd(int a, int b) { if (a < b) { return gcd(b, a); } if...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 11
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
33844833d6e29e5bb4ac4dde734488ff
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class dummy2 { public static void main(String args[])throws IOException { BufferedReader x=new BufferedReader(new InputStreamReader(System.in)); int n=Integer.parseInt(x.readLine()); long p=1; HashSet<Long> arr=new HashSet<...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
330999ef3bf582312947ae02e634edd8
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1modulon { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); int n = Intege...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
7306e7955b79911762e2af7b15b02b0c
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1modulon { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); int n = Intege...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
aa14bd16ef0deaf3ecf6dd0934236610
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1modulon { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); int n = Intege...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
1f488f9becb22e5daab1551eaeb63caa
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1modulon { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); int n = Intege...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
74cb2241d074cf89fe333ff32ec40ac8
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1modulon { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); int n = Intege...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
5e7cdd5178052acd6e88162a08558523
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1modulon { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(f.readLine()); ArrayList<Integer> coprimes = new ArrayList<>(); int count = 0...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
ccf17351f69d1dcdd2b4cd71a6373690
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class Main { public static int MAX_SIZE = 10...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
d9aeb8de9f31ca818611b12f8b040dd2
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class Main { public static int MAX_SIZE = 10...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
95a6f895fdfbc1452501dd502a854606
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import static java.lang.Math.*; import static java.lang.System.out; import java.util.*; import java.io.PrintStream; import java.io.PrintWriter; import java.math.BigInteger; public class A { /* 10^(7) = 1s. *...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
ea0c415381882f37d808f3a2963efbab
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import static java.lang.Math.*; import static java.lang.System.out; import java.util.*; import java.io.PrintStream; import java.io.PrintWriter; import java.math.BigInteger; public class A { /* 10^(7) = 1s. *...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
ae5d7ebd65dfa1812494913233d02e5d
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class C { static class FastScanner { int idk; BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
09cb284b6430afb0f907857775d9ee29
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class codeforces1514C { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); StringBuilder ans = new StringBuilder(); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
fdf346738bcd863619f9fc26be10c63c
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/* package codechef; // don't place package name! */ 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 Solution { static int mod=1000000007; static FastReader sc=new FastReader(); public static long ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
f4b4d223cfc05257f08c0a848aaef303
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/* package codechef; // don't place package name! */ 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 Solution { static int mod=1000000007; static FastReader sc=new FastReader(); public static long g...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
bcf92b587dd149c87fd19fc59294223e
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
//package competition.cf.cf716; import java.util.Scanner; //public class C { // private final static Scanner scanner = new Scanner(System.in); // private final static long MOD = 1000000007L; // // public static void main(String[] args){ //素数筛 // // // int n = scanner.nextInt(); // ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
2daf05a84221f9283a8b4f5bbaa7d3e7
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.Scanner; public class C { private final static Scanner scanner = new Scanner(System.in); private final static long MOD = 1000000007L; public static void main(String[] args){ //素数筛 int n = scanner.nextInt(); boolean[] isPrime = new boolean[n + 1]; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
0628a02e31681464df7b5088c34ed3ae
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Main { private static final MyWriter writer = new MyWriter(); private static final MyReader scan = new MyReader(); public static void main(String[] args) throws Exception { Main main = new Main(); // int q = scan.nextInt(); while (q-...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
89b0c38222a2f9e3704bad03afde5329
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Main { private static final MyReader scan = new MyReader(); private static final MyWriter writer = new MyWriter(); public static void main(String[] args) throws IOException { // int q = scan.nextInt(); while (q-- > 0) solve(); wri...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
9d713f990adc853d64f6c75fce682cbe
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; import static java.lang.Math.*; public class C { public static void main(String[] args) { Scanner in = new Scanner(System.in); PrintWriter pw = new PrintWriter(System.out); int n = in.nextInt(); ArrayList<Integer> ans = solve(n); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
eeab3bca7d3e09a982fc6e75b52207f2
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Random; import java.util.StringTokenizer; import java.util.TreeSet; public cl...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
a11f348b23710d1356f6f785bcaa8cd3
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ import java.util.*; /** * * @author Anand */ public class Solution2 { /** * @param args the command li...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
21886f8ad8becf9365739be3f81e0a48
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Main { public static void main(String args[]) { FastReader input=new FastReader(); PrintWriter out=new PrintWriter(System.out); int T=1; while(T-->0) { int n=input.nextInt(); long p=1; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
5dff37818129ec5b38e19b9554718bf5
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; import java.math.*; /* Name of the class has to be "Main" only if the class is public. */ public class Coder { static int n; static int ok[] = new int[(int)1e5+5]; static StringBuilder str = new StringBuilder(""); static int gcd(int a, int b){ if(b==0) ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
48ec87ed9b046af4dc17df2b4861bf6c
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.util.Scanner; import java.io.*; import java.util.*; import java.util.StringTokenizer; import static java.lang.Math.*; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
76ade297e0786180ec346b045394e82f
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/* "जय श्री कृष्णा" */ import java.util.*; import java.io.*; public class Product_1_modulo_name implements Runnable { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } public FastReader(String s) {...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
de6ae28e0d526153b7df9735c96c1764
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/* "जय श्री कृष्णा" */ import java.util.*; import java.io.*; public class Product_1_mod_n_716 implements Runnable { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } public FastRead...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
8494713e13b44dee77a7e1bf435e10f4
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; import javafx.util.Pair; public class Main { public static long GCD(Long n1, Long n2) { if (n1 == 0) { return n2; } return GCD(n2 % n1, n1); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
9b0c0ca42834bacbae3708c07fae9484
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; import javafx.util.Pair; public class Main { public static long GCD(Long n1, Long n2) { if (n1 == 0) { return n2; } return GCD(n2 % n1, n1); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
59f59e05d3e145dd17a55c65bdf825c5
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
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.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Deq...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
1a996f6f54867da022016b0044d16e3c
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
// package codeforces; import java.util.*; public class C1514 { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int n = scanner.nextInt(); long mul = 1; // long [] dp = new long[n+1]; // 1 2 3 4 5 6 7 8 9 // 1, ...,n-2, ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
81845fe7586db5e31a1fa96aa1362621
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Scanner; import java.util.StringTokenizer; import java.util.*; public class c716c { //By shwetank_verma public static void main(String[] args) { FastReader sc=new Fas...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
479c6b5d3516d9b9905b7fcce6b5bf23
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.util.ArrayList; import java.util.StringTokenizer; /** * * @author eslam */ public class IceCave { static class FastReader ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
5569ef75b455678e13a3ba65d6681d83
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class test { public static void main(String[] args) throws Exception{ FastScanner fs = new FastScanner(); int T = 1; /// System.out.println(gcd(14,56)); //T=fs.nextInt(); for (int tt = 0; tt < T; tt++) { ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
11525d4058300ab08c4ca2d8f2811dee
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Scanner; import java.util.StringTokenizer; import java.util.*; public class codeforcesD{ static class FastReader { BufferedReader br; StringTokenizer st; pub...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
88a27c9f8f0f5a650ce6db290739252d
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class C { public static BufferedReader br; public static PrintWriter out = new PrintWriter(new BufferedOutputStream(System.out)); public static void main(String[] args) throws IOException { readInput(); out.close(); } static long inv(long a, long b) {...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
dc83ae1cf314ef8bd9405a3c6eb41732
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.util.Map.Entry; import java.io.*; import java.math.*; import static java.util.stream.Collectors.*; import static java.util.Map.Entry.*; /* Name of the class has to be "Main" only if the class is public. */ public class Main { public static void main (String[] args) throws...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
819679cc3e3ce695317d9ed99dd72102
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; public class C{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); boolean a[] = new boolean[n]; a[1] = true; long product = 1l; for(int i = 1 ; i<n ; i++){ if(gcd(i,n) == 1){ ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
d7879d90eacb4ea293ce9c28dcef01f9
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
//package practice; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.math.BigInteger; import java.text.SimpleDateFormat; import java.time.Instant; import java.time.LocalDate; import java.time.LocalDateTime; import java.time.LocalTime; import java.util....
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
776bf06cb623d0a1634e1b5ae0f89b01
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class product1ModuloN { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(new BufferedReader(new InputStreamReader(System.in))); int n = sc.nextInt(); int[] visited = new int[n-1]; int count = 0; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
3669e00f5125cd3a1f8e34d7f341a3eb
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
//package graphs; import java.util.*; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class PW { public static FastReader s = new FastReader(); public static void main(String[] args) { // TODO Auto-generated method s...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
6411f23d71515d4360dcd3d87f7a3b35
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class n716C { public static void main(String[] args) { FastScanner sc = new FastScanner(); int n = sc.ni(); if (n % 2 != 0) { long result = 1; int count = 0; for (int i = 2; i < n; i++) { ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
357c2795503aeb4a3f3d792eb6969daf
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
//package clipse; import java.util.*; import java.util.function.Function; import java.util.stream.Collectors; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Arrays; import java.util.Random; import java.util.StringTo...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
9f551d8c1e1d4bad45486f5aa0e18a3b
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; public class CF1514_D2_C { public static void main(String[] args) { FastScanner scanner = new FastScanner(); int n = scanner.nextInt(); // if(n <= 4) { // Sys...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
2aef55ca5223a93e812bca0cfa986517
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class product_1_modulo_n { public static int gcd(int i, int j) { if(i == 0 || j == 0) { return i + j; } if(i > j) { return gcd(i % j, j); } return gcd(i, j % i); } public static void main(String[]args){ Kattio io = new Kattio(); int n = io.nextInt(); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
4e1e27e0ec1b54be448b4efcdfa9afad
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.StringTokenizer; public class Product1ModuloN { static class Pair { ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
2a7056725275cac4a8b9c8ba00ad3d92
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class prod1mod { public static int gcd(int a, int b) { if (b==0) return a; return gcd(b,a%b); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); long prod = 1; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
884e21725844513d467052c569e5e704
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
//package codeforces; import java.io.*; import java.util.*; public class Solution { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } String next() { while (st == null || !st.hasMoreElemen...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
08c901f7746f393fa8d0ba6b17d2c3f5
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; import java.lang.Math; public class C_Product_1_Modulo_N { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
ba888f8521f5f746e2d0c516026ef87e
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.math.BigInteger; import java.util.*; public class Main{ public static void main(String[] args) throws IOException { InputStream inputStream = System.in; OutputStream outputStream = System.out; PrintWriter out = new PrintWriter(outputStream); InputReader in = new InputRe...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
d91eedf804269f3631886bbce386ed37
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
// package codeforces.Practice; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; import java.util.StringTokenizer; public class Div2_716_C { public static void main(String[] args) throws IOException { ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
f596b16a186db0d637b6fe84f61342d9
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.OutputStreamWriter; import java.util.ArrayList; import java.util.InputMismatchException; import java.util.List; import java.util.StringJoiner; import java.util.TreeMap; public class C { public static vo...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
73ac7e5b128a83fbdafdfbfd35b70a66
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class Main { public static void main(String args[]) throws IOException { Scanner sc = new Scanner(System.in); int n =sc.nextInt(); int[] ok = new int[n]; long x=1; for(int i=1;i<n;i++) { if(gcdExtended(i,n,1,1)==1) ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
8f92b6f00a4fa0a0b76e554cd5171c2b
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; import java.lang.*; public class cfpract { static int mod=10000_00007; public static void solve() throws Exception{ InputStreamReader ip=new InputStreamReader(System.in); BufferedReader br = new BufferedReader(ip); // int t = Integer.parseInt(br.re...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
8cd735f41acba087b9a30c24e7c05643
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class C { static class Reader{ private BufferedReader reader; private StringTokenizer tokenizer; Reader(InputStream input) { this.reader = new BufferedReader(new InputStreamReader(input)); this.tokenizer = ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
0a6b7ebb215af079d2aeb2044015dfc4
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; public class Poster { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); ArrayList<Integer> al = new ArrayList<>(); long sum = 1; int max = 0; for(int i=1;i<n;i++) { if(gcd(i,n) == 1) { al.add(i); sum = sum*i%n; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
af7902142e3ec30197844f324857bbcc
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class main { class FastScanner{ BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st=new StringTokenizer(""); String next() { while(!st.hasMoreTokens()) { try { st=new StringTokenizer(br.readLine()); } catch(IOException e)...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
81b9e73209f53036b31686d826d9dc57
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public final class Solution { static PrintWriter out = new PrintWriter(System.out); static FastReader in = new FastReader(); static long mod = (long) 1e9 + 7; static Pair[] moves = new Pair[]{new Pair(-1, 0), new Pair(1, 0), new Pair(0, -1), new Pair(0, ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
59c2c4f4741128332888dd0463627c05
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.LinkedList; import java.util.List; public class Div2 { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
fa270315a16735b45b51c1319ced4ca8
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; public class Product1ModuloN { private static StreamTokenizer st; private static int nextInt()throws IOException{ st.nextToken(); return (int)st.nval; } public static void main(String[] args) throws IOException{ st = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in))); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
8207b2a43090d61183e01cb30f662797
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class A { static FastScanner fs; public static void main(String[] args) { fs = new FastScanner(); // int t = fs.nextInt(); // while (t-->0) solve(); } public static void solve() { int n = fs.nextInt(); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
6502456c0a3dda12ea8945082c9f89e3
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Product{ static long mod = 1000000007L; static MyScanner sc = new MyScanner(); static void solve() { int n = sc.nextInt(); ArrayList<Integer> ans = new ArrayList<>(); long prod = 1; for(int i = 1;i<=n;i++){ ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
f56e563f8e9754fbff6b5beb5449335e
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.OutputStreamWriter; import java.math.BigDecimal; import java.math.MathContext; import java.math.RoundingMode; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; import java.util.Collect...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
12e8bbfbfa641e238a8a97eb513538bb
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
/*========================================================================== * AUTHOR: RonWonWon * CREATED: 02.06.2021 01:05:22 /*==========================================================================*/ import java.io.*; import java.util.*; public class C { public static void main(Str...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
fab81627df2de357aac556d2d3b11a73
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Product1 { //--------------------------INPUT READER--------------------------------// static class fs { public BufferedReader br; StringTokenizer st = new StringTokenizer(""); public fs() { this(System.in); } public f...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
91c8a12d02ef709961f8479240994cf7
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Main{ public static long mod = (long)1e9+7; public static ArrayList<Integer>[] graph; public static void sort(int[] arr){ ArrayList<Integer> list = new ArrayList<>(); for(int u:arr) list.add(u); Collections.sort(list); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
17697619a6be07d35d7700a3a816a998
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.math.BigInteger; import java.util.*; import java.util.stream.Collectors; public class CF1514C { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int n = scanner.nextInt(); List<Integer> coPrimeNumbers = new ArrayList<>(); for ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
448068ff117172c5039352d5dfd61e32
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.ArrayList; import java.util.Scanner; public class Product1ModuloN { static long gcd(long a, long b) { if (b == 0) { return a; } return gcd(b, a % b); } public static void main(String args[]) { Scanner scan = new Scanner(System.in...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
97e2db70aaa3d6310341689416f30156
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; import java.util.TreeSet; import javax.management.RuntimeErrorE...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
e1d8d9a4bd172b818bf3bcc65e943ce5
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.Scanner; import java.util.ArrayList; public class C_Product_1_Modulo_N{ public static void main(String[] args) { Scanner s= new Scanner(System.in); int n=s.nextInt(); boolean array[]= new boolean[n]; ArrayList<Integer> list = new ArrayList<Integer>(); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
d74472b6979c278b5d62311f969d65b2
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.lang.*; import java.math.BigInteger; import java.util.*; public class Main{ static Scanner scanner=new Scanner(System.in); public static void main(String[] args) { int n=scanner.nextInt(); boolean b[]=new boolean [n]; long ans=1; for(int i=1;i<n;i++) { if(Gcd(n,...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
ce29f6db2e353f9aa56af9df2736737d
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.LinkedList; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); LinkedList<Integer> primeFactors = primeFactorize(n); int[] array = new int[n-1]; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
9b89acd7292033c7414c1be7b816f113
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.Scanner; public class Main { public static int gcd(int a,int b) { if(b == 0) return a; return gcd(b,a % b); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int t = 1; int[] a = new int[100010]; int n = sc.nextInt(); long ans = 1; ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
249d3929b48377cb5915042edd00a89f
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.IOException; import java.util.Queue; import java.util.LinkedList; public class ProdMod { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
82e8f0cca6cc2b55927e1dfbc3889dfe
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.ArrayList; import java.util.List; import java.util.StringTokenizer; public class C { public static void main(String[] args) { new C().solve(System.in, System.out); } public void solve(InputStream in, OutputStream out) { InputReader inputReader = new Input...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
483f677cd820365a3c0f70f5ccd6b6c1
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * A...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
6f1a4ac39c99675e95df08f68948c7cf
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.ArrayList; import java.util.Arrays; import java.util.Bit...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
75a3f8b6af27a4a180fc91c9436ac155
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; public class Main { public static int gcd(int a,int b) { if(b==0) { return a; } return gcd(b,a%b); } public static void main(String args[]) { Scanner sc = new Scanner(System.in); int n =...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
0f717cf4eadf6e3978150b056e815aff
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; public class Main { PrintWriter out; FastReader sc; long mod=(long)(1e9+7); long maxlong=Long.MAX_VALUE; long minlong=Long.MIN_VALUE; /****************************************************************************************** **************...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
cec661179f86477036d81745c5d2f5ab
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.math.BigInteger; import java.util.*; //_________________________________________________________________ public class Main { public static void main(String[] args) throws IOException { // File file = new File("input.txt"); FastScanner sc = new FastScanner(); ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
da7d75f2e00f385457ecf4b4f4ca1427
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; import java.math.*; import java.math.BigInteger; //import javafx.util.*; public final class B { static StringBuilder ans=new StringBuilder(); static FastReader in=new FastReader(); static ArrayList<ArrayList<Integer>> g; static long mod=1000000007; static int ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
4bb96d01e6e8c6caac311c0c40af8d81
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.*; public class Main { static class FastReader{ BufferedReader br; StringTokenizer st; public FastReader(){br = new BufferedReader(new InputStreamReader(System.in));} String next(){while (st == null || !st.hasMoreElements()){try{st = new S...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
5c5d223c84dc7d03ae977dea7c6c3343
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.math.BigInteger; import java.util.*; public class Stack1 { static class Reader { final private int BUFFER_SIZE = 1 << 16; private DataInputStream din; private byte[] buffer; private int bufferPointer, bytesRead; public Reader() { ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
09241bf01f1e60e86c1a8df86a4d6bb7
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.util.*; import java.io.*; //import java.math.*; public class Task{ // ..............code begins here.............. static long mod=(long)1e9+7,inf=(long)1e17; static int modInverse(int a, int m) { int m0 = m; int y = 0, x = 1; if (m == 1) return 0; while ...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
d66de85448b92b6e72ed95d41e356878
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.InputMismatchException; import java.io.IOException; import java.util.ArrayList; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * * @author...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
e5ace6060be6d804a6c0b1c70f69c731
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.math.BigInteger; import java.util.*; public class Main { private static boolean gcd(int i, int j){ int max = Math.max(i,j); int min = Math.min(i,j); while(min != 0){ int now = min; min = max%min; max = now; } re...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
8c2a9e38c2b9450ae2a77af1b6f7d895
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
//Utilities import java.io.*; import java.util.*; public class Main { static int n; static boolean[] used; static ArrayList<Integer> res, extra; public static void main(String[] args) throws IOException { n = in.iscan(); res = new ArrayList<Integer>(); extra = new ArrayList<Integer>(); res.add(1);...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output
PASSED
d269163b0bc7cf1e1dc48bbbf506a6d7
train_110.jsonl
1618839300
Now you get Baby Ehab's first words: "Given an integer $$$n$$$, find the longest subsequence of $$$[1,2, \ldots, n-1]$$$ whose product is $$$1$$$ modulo $$$n$$$." Please solve the problem.A sequence $$$b$$$ is a subsequence of an array $$$a$$$ if $$$b$$$ can be obtained from $$$a$$$ by deleting some (possibly all) elem...
256 megabytes
import java.io.*; import java.util.ArrayList; import java.util.Arrays; import java.util.Scanner; public class Codeforces { private static final Scanner sc = new Scanner(System.in); private static final BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); private static final lo...
Java
["5", "8"]
1 second
["3\n1 2 3", "4\n1 3 5 7"]
NoteIn the first example, the product of the elements is $$$6$$$ which is congruent to $$$1$$$ modulo $$$5$$$. The only longer subsequence is $$$[1,2,3,4]$$$. Its product is $$$24$$$ which is congruent to $$$4$$$ modulo $$$5$$$. Hence, the answer is $$$[1,2,3]$$$.
Java 8
standard input
[ "greedy", "number theory" ]
d55afdb4a83aebdfce5a62e4ec934adb
The only line contains the integer $$$n$$$ ($$$2 \le n \le 10^5$$$).
1,600
The first line should contain a single integer, the length of the longest subsequence. The second line should contain the elements of the subsequence, in increasing order. If there are multiple solutions, you can print any.
standard output