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10
10
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63
3.8k
prob_desc_memory_limit
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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stringlengths
2
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4
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5 values
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3 values
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0
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32
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28
2.37k
difficulty
int64
-1
3.5k
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17
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3 values
hidden_unit_tests
stringclasses
1 value
PASSED
7a8b6476d757dfbf769cd18618402a64
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class Main { static int[][] matrix=new int[105][105]; static boolean[][] map=new boolean[105][105]; public static void main(String[] args) { Scanner in=new Scanner(System.in); int n=in.nextInt(); for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { matrix[i][j]=in.nextInt...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
8433decb24cf25d1cf85f0b8243b97e5
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
//package contest_abbyy_easy; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Reader; import java.io.StreamTokenizer; import java.io.Writer; /** * Date : 30.04.2012 ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
9f0fb4f68e77314cfc5cba4842c93edf
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Reader; import java.io.StreamTokenizer; import java.io.Writer; /** * Date : 21.04.2012 * Time : 16:48:16 * Emai...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
f7d02c1a6493cdc89fbea07244fdb236
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
//package abbyy2.easy; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; public class AS { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); int[][] a = new int[n][n]; long s = 0;...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
1b8b2100abc1d60b3af06141940a6164
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class GoodMatrixElements { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int total=0; int row,column; int no; row=column=n/2+1; boolean is=false; for(int i=1;i<=n;i++) { for(int j=1;j<=n;j++) { no=sc.nextInt(); i...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
efb61cb68acc2340969763aa51c2b377
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class MatrixGoodElements { public static void main(String[] args) { solve(); } public static void solve() { BufferedReader br = null; InputStreamRe...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
8e74d1d9c3f56eaf5b1e1852267da9cc
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class GoodMatrixElements { /** * @param args */ public static void main(String[] args) { Scanner in = new Scanner(System.in); String st = in.nextLine(); int n = Integer.parseInt(st); int i = 0, j= n/2; int s = 0; for(int a=0;a<n;a++) { st = in.nextLine(); ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
d3ba3b518f7517eac154bffd50cb55ec
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; public class A { public static void main(String[] args) throws IOException { BufferedReader std = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new Pr...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
0d508dd25692430367a7fc78a0694b78
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.*; import java.util.*; public class A { String line; StringTokenizer inputParser; BufferedReader is; FileInputStream fstream; DataInputStream in; String FInput=""; void openInput(String file) { if(file==null)is = new BufferedReader(new InputStreamReader(System.in));//stdin else { try...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
5b15979d03744bfd8c249d14520e2b97
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.*; public class ABBY_2_a { public static void main(String agrs[]){ Scanner in=new Scanner(System.in); int n = in.nextInt(); int a[][]=new int[n][n]; for (int i=0; i<n;i++) for (int j=0; j<n; j++) a[i][j] = in.nextInt(); long sum = 0; boolean t[][]=new boolean[n][n]; for (int i=...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
6a55dc24fd3660bcb110200e73e57682
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; import java.util.StringTokenizer; public class A1 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int size = sc.nextInt(); int[][] matrix = new int[size][size]; for(int i = 0; i < size; i++){ ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
5c2a573e5a30573ed7aea3e1fc032890
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.awt.Point; import java.io.*; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class A implements Runnable{ final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer tok = n...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
0b19cb3c39570f6e95ba1471828e0976
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ /** * * @author Домашний */ import java.awt.Point; import java.io.*; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class A { final boolean ONLINE_JUDGE = System.get...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
96d2a978a12d1acdb9e52bcf5510e137
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class A_Abba { public static void main(String[] args) { Scanner sc= new Scanner(System.in); int n=sc.nextInt(); int a[][]=new int[n+1][n+1]; long sum=0; for (int i = 1; i <=n; i++) { for (int j = 1; j <=n; j++) { a[i][j]=sc.nextInt(); if(i==j) sum+=a[i][j]; } }...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
5562a1a25894a3090121987b20379759
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.*; public class First{ public static void main(String a[]){ try{ BufferedReader in=new BufferedReader(new InputStreamReader(System.in)); int n=Integer.parseInt(in.readLine()); int s=(n-1)/2; int sum=0; for(int i=0;i<n;i++){ String z=in.readLine(); String zz[]=z.split(" "); ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
0b00774fdca2956f2e164c2b7201cf81
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class A177 { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int[][] a = new int[n][n]; boolean[][] u = new boolean[n][n]; for (int i = 0 ; i < n ; i++) for (int j = 0 ; j < n ;...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
13572ad097d46794aca0bd8f29e4f558
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int a; long sum = 0; for (int i = 1; i <= n; i++) { for (int j = 1; j <= n; j++) { a = sc.nextInt(); ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
4ee943ad30a0ac11a42f5819c29dd2df
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); long sum = 0; if (n <= 3) for (int i = 0; i < n * n; i++) sum += sc.nextLong(); else { int p...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
376207c01f838c41927465971caa2341
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.*; import java.util.*; import java.lang.Math.*; public class good { public static void main(String args[])throws Exception { Scanner in=new Scanner(System.in); //BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); //BufferedReader br = new Buffered...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
4b3c2c2ee09bf07f5748baf5c67d19b7
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Set; import java.u...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
3a007661c1c54667fa46b2d5a2fe0880
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.*; public class Main{ public static void main(String args[]){ Scanner in = new Scanner(System.in); int n = in.nextInt(); int a[][] = new int[n][n]; for(int i=0;i<n;i++) for(int j=0;j<n;j++) a[i][j]=in.nextInt(); int mid = (n-1)/2; int ans = 0; for(int i=0;i<n;i++) if(i!=mid) ans...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
cddb5082871a382b1069c458ff7df631
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Arrays; import java.util.Scanner; public class ab3 { public static void debug(Object... obs) { System.out.println(Arrays.deepToString(obs)); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n=sc.nextInt(); ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
1bac27a7e757d85eecbfbf4e3a93ec89
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.BufferedReader; import java.io.InputStreamReader; public class Main { public static void main(String[] args) { BufferedReader br = new BufferedReader (new InputStreamReader(System.in)); try { int size = Integer.parseInt(br.readLine()); int rezultat = 0, middle = size/2; for(int i =...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
139f7c3217e6627b8b92c0a8ba289759
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class A { static BufferedReader reader; static StringTokenizer tokenizer; static PrintWriter writer; static void init() { reader = n...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
6c8f7f15cd61d291da2b5e42d0238b77
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.*; import java.util.*; import static java.lang.Math.*; public class ABBYY_Cup_2012_Div2_A implements Runnable { final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer tok; public static void main(String[] args) { new Thread...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
bb0ea277fadb7a48766767345492d69c
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.*; import java.util.InputMismatchException; /** * Created with IntelliJ IDEA. * User: DOAN Minh Quy * Date: 7/29/13 * Time: 7:13 PM */ public class Task177A { public static void main(String[] args) { new Task177A().run(); } void run() { Task177AReader reader = new Task1...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
858f08f7d7517a1cb2cec75f4b1de3c9
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.io.*; import java.util.*; public class Main { public void solve( ) throws Throwable { int n = in.nextInt( ), sum = 0; //int mat[ ][ ] = new int[ n ][ n ]; //boolean vis[ ][ ] = new boolean[ n ][ n ]; for ( int i = 0; i < n; ++i ) { for ( int j = 0; j < n; ++j...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
acae3182375f83a9857786c622ccfb53
train_001.jsonl
1335016800
The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers the following matrix elements good: Elements of the main diagonal. Elements of the secondary diagonal. Elements of the "middle" row — the row which has exactly rows...
256 megabytes
import java.util.Scanner; public class ABBY_easy_A1 { static int sum; public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int a[][] = new int[n][n]; for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { ...
Java
["3\n1 2 3\n4 5 6\n7 8 9", "5\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1\n1 1 1 1 1"]
2 seconds
["45", "17"]
NoteIn the first sample all matrix elements will be good. Good elements in the second sample are shown on the figure.
Java 6
standard input
[ "implementation" ]
5ebfad36e56d30c58945c5800139b880
The first line of input data contains a single odd integer n. Each of the next n lines contains n integers aij (0 ≤ aij ≤ 100) separated by single spaces — the elements of the given matrix. The input limitations for getting 30 points are: 1 ≤ n ≤ 5 The input limitations for getting 100 points are: 1 ≤ n ≤ 101
800
Print a single integer — the sum of good matrix elements.
standard output
PASSED
08a4a4284f38ba324bf034b155f613d2
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class C811 { public static void main(String[] args) throws IOException { IO io = new IO(System.in); int[] dp = new int[5050]; int[] a = new int[101101]; boolean[] used = new boolean[5050]; int[] firstPos = new int[5050]; int[] lastPos = new int[5050]; int ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
66e2194fe076b1d731e55e7d9fe7ce65
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.math.*; import java.security.KeyStore.Entry; import java.util.*; public class CODEFORCES { private InputStream is; private PrintWriter out; class Pair { int u, v; Pair(int x, int y) { u = x; v = y; } } void solve() { int n = ni(); int arr[] = new int[n]; HashMap<...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
da341be60a61ece0d5b6b569b15cd07e
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class Main { static InputReader in = new InputReader(System.in); static PrintWriter out = new PrintWriter(System.out); static int n; static int[] a; static int[] first = new int[5003]; static int[] last = new int[5003]; static boolean[] ap = new boolean[5003]; s...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
f1590818d89bf6b7b3d6ab37c97098cb
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class c { public static void main(String[] args){ Scanner sc=new Scanner(new BufferedReader(new InputStreamReader(System.in))); int n=sc.nextInt(); int[] a=new int[n+1]; int[] ppl=new int[5001]; for(int i=1; i<=n; i++){ a[i]=sc.nextInt(); ppl[a[i]]++; } ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
1b7dfcda316c4964db01d3a921c73339
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.Arrays; import java.util.Scanner; public class D2416C { public static void main(String[] args) { Scanner s = new Scanner(System.in); int n = s.nextInt(); int[] C = new int[5010]; int[] arr = new int[n]; s.nextLine(); for(int i = 0; i < n; i++){ arr[i] = s.nextInt(); C[arr[i]...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
569879cc57a5942cc47f7da8e81911ab
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; import java.util.concurrent.ThreadLocalRandom; public class Main3 { static long mod = 1000000007L; public static void main(String[] args) { FastScanner scanner = new FastScanner(); ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
b1e84af0f203e91941782a3a9d1d666d
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.HashSet; import java.util.Scanner; import java.util.Set; public class Third { static int n; static int[] arr; static int[] last; static int[] first; static Integer[] dp; public static void main(String[] args) { Scanner in = new Scanner(System.in); n = in.nextInt(); arr = ne...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
69777d209609c2c6ad5f2373193c5cda
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
//package CF; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Cl { static int[][] memo, x; static int[] min, m...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
d02715b5db51f057df254e8c069aa6cb
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.Map; import java.util.Map.Entry; import java.util.StringTokenizer; public class CF811C { static clas...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
d825b172309a24bf56410d9a7b88a444
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.awt.geom.Line2D; import java.awt.geom.Point2D; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; i...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
cdf80de864dc083735995bdeac1d2ce2
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws Exception{ BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(System.out); int n = Integer.parseInt(in.readLine()); ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
510d915378d1325620d97bd3f7ecdbc4
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.awt.geom.Point2D; import java.io.IOException; import java.io.InputStream; import java.util.*; import java.util.function.BiFunction; import java.util.function.Function; import java.util.function.Supplier; public class Main { final static int INF = 1 << 28; final static long MOD = 1_000_000_007; final ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
07dfc5bdef685273cec5b326fb3a86cb
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class Main { public static void main(String [] args){ InputStream inputStream = System.in; OutputStream outputStream = System.out; Integer readFromFile=new Integer(1); InputReader in = new InputReader(inputStream); PrintWriter o...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
c3041a3dc2c2b23f1c4dd4059ec2ffb8
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class Main { public static void main(String [] args){ InputStream inputStream = System.in; OutputStream outputStream = System.out; Integer readFromFile=new Integer(1); InputReader in = new InputReader(inputStream); PrintWriter o...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
b26c6a28795120150488e68738fbe2d5
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Main { static final int UNCALC = -1, INF = (int) 1e9; static int n; static int[] memo, a, first, last; public...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
77da64ad811042778c1aff5ef1e2b69a
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; public class c{ public static void main(String[] arg) throws IOException { new c(); } public c() throws IOException { FastScanner in = new FastScanner(System.in); PrintWriter out = new PrintWriter(System.out); int n = in.nextInt(); int[] vs = new int[n]; for(int i =...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
f40ae66482b8d51baae009be8a96669e
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Don Li */ public class VladikMemorableTrip2 { int N = 5005; void solve() { int n = in.nextInt(); ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
497ee20aa75d73537aa6c14f03430ca3
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Don Li */ public class VladikMemorableTrip { int N = 5005; int n; int[] a; int[] fi = new in...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
949678e7aedc6eff79f52eaff6cfd8f0
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Don Li */ public class VladikMemorableTrip2 { int N = 5005; void solve() { int n = in.nextInt(); ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
3265c6f7e5ecdcbbfdc07ef24a263366
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Don Li */ public class VladikMemorableTrip { int N = 5005; int n; int[] a; int[] fi = new in...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
64059763ffa4aa256be5a1be7c72cff8
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Don Li */ public class VladikMemorableTrip { int N = 5005; int n; int[] a; int[] fi = new in...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
069f8606515b072c8379ed36c29f5940
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; import java.math.BigInteger; /** * * @author usquare */ public class Problem{ static int mod = (int) (1e9+7); static InputReader in; static PrintWriter out; static Pair[] list; static int[] dp; static int[] arr; static int solve(int n){ ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
0cb4e90f397e07530b9dca71e17d5c0c
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; import java.math.*; public class Codechef{ static FR in; public static void main(String[] args)throws Exception{ in =new FR(); int n=ni(); int[]a=ia(n); boolean[]vis; int[]fir=new int[5005]; int[]lst=new int[5005]; for( i...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
7f35eafcd3ed17a92cedc776b4a16a76
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; public final class C811 { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int[] numbers = new int[n + 1]; int[] max = new int[5001]; int[] min = new int[5001]; int[] dp = new int[5001]; for (int i = 0; i <= 5000; i++)...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
320f48af432704579e3334d2406579ce
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class Main { static int n; static int[] num; static int[] min, max, D; static int Answer; public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; n = Integer.parseInt(...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
b582da7ccb5d79c2b7c1eff0b2dc6b8a
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.Scanner; /** * Created by huang on 17-5-30. */ public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(), a[] = new int[n+1],l[] = new int[5001], r[] = new int[5001]; for (int i = 0; i <= 5000; i++) { ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
21bf2ebef36dbc406abb14af1ee66a7e
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; public class CF416C { public static void main(String args[]) { InputReader in = new InputReader(System.in); OutputStream outputStream = System.out; PrintWriter out = new PrintWriter(outputStream); /*------------------------------My Code starts here------------------------...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
5f6defd96dbebb56e2c1e115b41c1ea1
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; public class CF416C { public static void main(String args[]) { InputReader in = new InputReader(System.in); OutputStream outputStream = System.out; PrintWriter out = new PrintWriter(outputStream); /*------------------------------My Code starts here------------------------...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
f2c768b37bd595d42639d7e96cfcf548
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
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.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.Random; im...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
c8ad200056901f6954e10300ad3e465a
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; public class C{ static final int C = (int)5e3 + 10; public static void main(String[] args){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] a = new int[n], cnt = new int[C]; for (int i = 0; i < n; i++){ a[i] = sc.nextInt(); cnt[a[i]]++; } int[] d = new int[n+...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
9820cdd18355a9e0126ae7ca59a151a2
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; /* 5 4 2 5 2 3 */ public class C416 { static int[] a; static int[] memo; static int[] max; static int[] min; public static void main(String[] args) throws IOException { FastScanner qwe = new FastScanner(System.in); int n = qwe.nextInt(); a = new int[n+1]; min ...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
c85b3b169ce0f35980c010faaec77bd8
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.*; import java.util.*; public class Codeforces811C { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] sp = br.readLine().split(" "); int n = Integer.parseInt(sp[0]); int[] a = new int[n]; sp = br.rea...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
5045243f37da0a3c681c141e778e4bdc
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; import java.io.*; import java.math.*; public class hc { InputStream is; PrintWriter out; static class Pair implements Comparable<Pair>{ int x,y,k,i; Pair (int x,int y){ this.x=x; this.y=y; } public int compareTo(Pair o) { if(this.x!=o.x) return this.x-o...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
ce50c3ffc5e9a22aeb1aadf18ebf3a44
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.Arrays; import java.util.Scanner; public class C416 { static int n; static int a[]; static int last[]; static int first[]; static boolean illegal[][]; static int comf[][]; static final int N = 5001; public static void main(String[] args) { Scanner sc = new Scanne...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
b5db810e207544c2d3d561ffb765ad50
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.util.*; public class C416_ { static int n; static int a[]; static int comf[]; static int first[]; static int last[]; static int maxA; static int interval[]; static ArrayList<Interval> intervals; public static void main(String[] args) { Scanner sc = new Scanner(Sys...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
c6a272c18b88664e00785e1ba7976017
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
//package CR416; import java.util.Arrays; import java.util.Scanner; public class C416 { static int n; static int a[]; static int last[]; static int first[]; static boolean legal[][]; static final int N = 5001; public static void main(String[] args) { Scanner sc = new Scanner(System.i...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
d0a98d51d8fe4ef60324a0021613a633
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Abood2B { static int N; static int[] a, F, A, memo; static int[] XOR; static int solve(int i...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
8f0713380855d925c271bab5b4e346ce
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.HashMap; import java.io.IOException; import java.io.InputStreamReader; import java.util.HashSet; import java.util.StringTokenizer; import java.io.BufferedReader; imp...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
5787ecdee67c142a2c68548b620cc1a8
train_001.jsonl
1495877700
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for each of them the city code ai is known ...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class C { static int memo []; static int n; static int [] arr, max, min; static int dp (int start) { if (start == n) re...
Java
["6\n4 4 2 5 2 3", "9\n5 1 3 1 5 2 4 2 5"]
2 seconds
["14", "9"]
NoteIn the first test case best partition into segments is: [4, 4] [2, 5, 2] [3], answer is calculated as follows: 4 + (2 xor 5) + 3 = 4 + 7 + 3 = 14In the second test case best partition into segments is: 5 1 [3] 1 5 [2, 4, 2] 5, answer calculated as follows: 3 + (2 xor 4) = 3 + 6 = 9.
Java 8
standard input
[ "dp", "implementation" ]
158a9e5471928a9c7b4e728b68a954d4
First line contains single integer n (1 ≤ n ≤ 5000) — number of people. Second line contains n space-separated integers a1, a2, ..., an (0 ≤ ai ≤ 5000), where ai denotes code of the city to which i-th person is going.
1,900
The output should contain a single integer — maximal possible total comfort.
standard output
PASSED
7fa9cdd0b20e281533daa03c68059c36
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.Scanner; public class C { public static void main(String[] args) { Scanner in = new Scanner(System.in); int q = in.nextInt(); for(int i = 0; i<q; i++) { long k = in.nextLong(); long n = in.nextLong(); long a = in.nextLong(); long b = in.nextLong(); long c = k-n*a; long o...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
f7917bc0b03bfb275a406d2a02cf1d26
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.io.*; public final class Solution { public static void main(String []args)throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int tc = Integer.parseInt(br.readLine()); while(tc-->0) { String tmp[] = br.readLine().split(" ")...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
e21df36d9209fa92533b070638ba76af
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
//package learning; import java.util.*; import java.io.*; import java.lang.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Nitslocal { static ArrayList<String> s1; static boolean[] prime; static int n = (int)1e7; static void sieve() { Arrays.fill(prime , true); prime[...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
69ed7c9cc670d16ae32f41d4517a2f06
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.math.*; public class computergame { public static int com(int k,int n,int a,int b) { int r,s,t; r=s=t=0; if((BigInteger.valueOf(a).multiply(BigInteger.valueOf(n))).compareTo(BigInteger.valueOf(k))<0) return n; else if((BigInteger.valueOf(b).multiply(BigInteger.valueOf(n))).comp...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
701485703bb800c9bc4656bd1eaa5448
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.lang.*; public class Main { public static Scanner in; public static void solve(int q){ while(q-->0){ long k = in.nextLong(); long n=in.nextLong(); long a = in.nextLong(); long b = in.nextLong(); k--; if(n*b>k){//if n games require charg...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
d7deebb66010373bbc11a9d14e88fc3d
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.lang.*; public class Main { public static Scanner in; public static void solve(int q){ while(q-->0){ long k = in.nextLong(); long n=in.nextLong(); long a = in.nextLong(); long b = in.nextLong(); k--; if(n>k/b){//if n games require charg...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
d73f6e15cdfc4804cdf048f81c5836a4
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.lang.*; public class Main { public static Scanner in; public static void solve(int q){ while(q-->0){ long k = in.nextLong(); long n=in.nextLong(); long a = in.nextLong(); long b = in.nextLong(); k--; if(n*b>k){//if n games require charg...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
68177f4a88e55d458890e18399d2f91a
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.lang.*; public class Main { public static Scanner in; public static void solve(int q){ while(q-->0){ long k = in.nextLong(); long n=in.nextLong(); long a = in.nextLong(); long b = in.nextLong(); k--; if(n*b > k){//if n games require cha...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
0ada5296cfabdafc9690e766688d9062
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.lang.*; import java.math.*; import java.io.*; /* abhi2601 */ public class Q1 implements Runnable{ final static long mod = (long)1e9 + 7; static class Pair implements Comparable<Pair>{ int a; int b; Pair(int a,int b){ this.a=a; th...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
6d69ee9742f2433857891a7d77dc6130
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; import java.lang.*; import java.math.*; import java.io.*; /* abhi2601 */ public class Q1 implements Runnable{ final static long mod = (long)1e9 + 7; static class Pair implements Comparable<Pair>{ int a; int b; Pair(int a,int b){ this.a=a; th...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
76d90b046f557defd2778ca79e10a994
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
90989e7c9e791cfe61a94833df6edfaa
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.Scanner; public class C { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int q = scan.nextInt(); for (int i = 0; i < q; i++) { long k = scan.nextLong(); long n = scan.nextLong(); long a = scan.nextLong(...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
d66ea78139d93b0f0d290c80b956fe6b
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.OutputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparat...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
5434754da0e55c2d7a5b234401160c09
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.util.*; import java.lang.Math; public class Main { static class FastScanner { BufferedReader br; StringTokenizer st; public FastScanner() { try { br = new BufferedReader(new InputStreamReader(System.in)); st = new S...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
8b7d59bd3ef4c25a37593d046f63a40b
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.util.*; public class Solution {static int mod=1000000007; static Scanner sc=new Scanner(System.in); public static void main(String[] args) { int t=sc.nextInt(); while(t-->0) { long k=sc.nextInt(); long turn=sc.nextInt(); long a=sc.nextInt(); long b=sc.nextInt(); long req=turn*b; lo...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
5bef08e36dbd7c46e486a86999fac2ee
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
596be60458547a6cf68dc61c55cddd65
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
e458068d4848b2b9faa074732fad4a43
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.util.*; public class Solution { public static void main(String[] args) { FastReader in = new FastReader(); int q = in.nextInt(); for (int i = 0; i < q; i++) { long k = in.nextLong(); int n = in.nextInt(), a = in.nextInt(), b = in.nextInt...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
d72b91eb447a83ef2051f3dd4c026061
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.util.*; public class ComputerGame { public static void main(String[] args) { Scanner input = new Scanner(System.in); int t = input.nextInt(); for (int i = 0; i < t; i++) { long k = input.nextLong(); long n = input.nextLong(); ...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
8efbf178d2833c5deace22704d73c7cc
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.Collections; public class JavaApplication20 { public static void main(String[] args) { ...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
9ffd63c4c58c3e6bbdb7f98e7a706083
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.util.*; public class codeforces{ public static void main(String[] args) throws IOException { InputStreamReader isr=new InputStreamReader(System.in); BufferedReader br=new BufferedReader(isr); StringBuilder str=new StringBuilder(); PrintWriter out=ne...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
d71f5993c6dfeb0668dd7f86e5db9f5f
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.util.*; public class codeforces{ public static void main(String[] args) throws IOException { InputStreamReader isr=new InputStreamReader(System.in); BufferedReader br=new BufferedReader(isr); StringBuilder str=new StringBuilder(); PrintWriter out=ne...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
d70e824d01b787594e71df42c3a111d5
train_001.jsonl
1561559700
Vova is playing a computer game. There are in total $$$n$$$ turns in the game and Vova really wants to play all of them. The initial charge of his laptop battery (i.e. the charge before the start of the game) is $$$k$$$.During each turn Vova can choose what to do: If the current charge of his laptop battery is strict...
256 megabytes
import java.io.*; import java.util.*; import java.lang.*; public class Rextester{ public static void main(String[] args)throws IOException{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int t = new Integer(br.readLine()); StringBuffer sb = new StringBuffer(); ...
Java
["6\n15 5 3 2\n15 5 4 3\n15 5 2 1\n15 5 5 1\n16 7 5 2\n20 5 7 3"]
3 seconds
["4\n-1\n5\n2\n0\n1"]
NoteIn the first example query Vova can just play $$$4$$$ turns and spend $$$12$$$ units of charge and then one turn play and charge and spend $$$2$$$ more units. So the remaining charge of the battery will be $$$1$$$.In the second example query Vova cannot complete the game because even if he will play and charge the ...
Java 8
standard input
[ "binary search", "math" ]
2005224ffffb90411db3678ac4996f84
The first line of the input contains one integer $$$q$$$ ($$$1 \le q \le 10^5$$$) — the number of queries. Each query is presented by a single line. The only line of the query contains four integers $$$k, n, a$$$ and $$$b$$$ ($$$1 \le k, n \le 10^9, 1 \le b &lt; a \le 10^9$$$) — the initial charge of Vova's laptop batt...
1,400
For each query print one integer: -1 if Vova cannot complete the game or the maximum number of turns Vova can just play (make the first type turn) otherwise.
standard output
PASSED
0d9c22144d866fe0345305903b720900
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.util.InputMismatchException; public class Main { public static void main(String[] args) { Task mSol = new Task(); mSol.solve(); mSol.flush(); mSol.close();...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
03794b3d4191f7da51985192d07b8980
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.InputMismatchException; public class TennisGame496D { static class Pair { int s, t; public Pair(int t, int s)...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
0dd28239ac397b3c6d82b6dbf62d08f9
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.InputMismatchException; public class TennisGame496D { static class Pair { int s, t; public Pair(int t, int s)...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
063942a235902663c46b6b438dbc4a5c
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.util.*; import java.io.*; public class TennisGame496D { static class Pair { int s, t; public Pair(int t, int s) { this.t = t; this.s = s; } } static void go() { int n = in.nextInt(); int[] a = in.nextIntArray(n); //long ...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
a5de51a162cc71b58614cc1344b2b37f
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.InputMismatchException; public class TennisGame496D { static class Pair { int s, t; public Pair(int t, int s)...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
0e3fe5f69d0b271709e37c06fc95c73b
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.util.*; import java.io.*; public class TennisGame496D { static class Pair { int s, t; public Pair(int t, int s) { this.t = t; this.s = s; } } static void go() { int n = in.nextInt(); int[] a = in.nextIntArray(n); //long ...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
22ea964f71fa2a0f3c4dbe9c8221649f
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.util.*; import java.io.*; public class TennisGame496D { static class Pair { int s, t; public Pair(int t, int s) { this.t = t; this.s = s; } } static void go() { int n = in.nextInt(); int[] a = in.nextIntArray(n); //long ...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
62a35a203a3bc4ea4eedfdc839373c84
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.util.*; import java.io.*; public class Main implements Runnable { class Res{ int s, t; Res(int s, int t){this.s = s; this.t = t;} } public void solve() throws IOException { int N = nextInt(); int[] a = new int[N]; for(int i = 0; ...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
276f039e4cb027b94f98e4a828383b26
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.List; import java.util.Scanner; /*from collections import Counter from collections import Counter def solve(lst): ones = _count(lst, 1) twos = _count(lst, 2) counter = Counter(lst) if counter[1] =...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output
PASSED
99186cabd5d25131d761fe3db0d9cf49
train_001.jsonl
1418833800
Petya and Gena love playing table tennis. A single match is played according to the following rules: a match consists of multiple sets, each set consists of multiple serves. Each serve is won by one of the players, this player scores one point. As soon as one of the players scores t points, he wins the set; then the ne...
256 megabytes
/* PROG: b LANG: JAVA */ import java.util.*; import java.io.*; public class b { void bf(int[] a) { int cm = 0, n = a.length; for(int p = 1; p <= n; ++p) { int s = 0, x = 0, y = 0, xs = 0, ys = 0; for(int i = 0; i < n; ++i) { if(a[i] == 1) { x += 1; } else { y ...
Java
["5\n1 2 1 2 1", "4\n1 1 1 1", "4\n1 2 1 2", "8\n2 1 2 1 1 1 1 1"]
2 seconds
["2\n1 3\n3 1", "3\n1 4\n2 2\n4 1", "0", "3\n1 6\n2 3\n6 1"]
null
Java 7
standard input
[ "binary search" ]
eefea51c77b411640a3b92b9f2dd2cf1
The first line contains a single integer n — the length of the sequence of games (1 ≤ n ≤ 105). The second line contains n space-separated integers ai. If ai = 1, then the i-th serve was won by Petya, if ai = 2, then the i-th serve was won by Gena. It is not guaranteed that at least one option for numbers s and t corre...
1,900
In the first line print a single number k — the number of options for numbers s and t. In each of the following k lines print two integers si and ti — the option for numbers s and t. Print the options in the order of increasing si, and for equal si — in the order of increasing ti.
standard output