Submission #2715800
Source Code Expand
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 = sc.nextInt(); int[] x = new int[n]; for(int i = 0 ; i < n ; i++) x[i] = sc.nextInt(); long[][][] dp = new long[51][51][2501]; dp[0][0][0] = 1; for(int i = 0 ; i <= n ; i++) { for(int j = 0 ; j <= n ; j++) { for(int k = 0 ; k <= 2500 ; k++) { if(i >= 1) dp[i][j][k] = dp[i - 1][j][k]; if(i >= 1 && j >= 1 && k - x[i - 1] >= 0) dp[i][j][k] = dp[i - 1][j][k] + dp[i - 1][j - 1][k - x[i - 1]]; } } } long ans = 0; for(int i = 1 ; i <= n ; i++) ans += dp[n][i][i * a]; System.out.println(ans); } }
Submission Info
Submission Time | |
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Task | C - Tak and Cards |
User | kouta1612 |
Language | Java8 (OpenJDK 1.8.0) |
Score | 300 |
Code Size | 722 Byte |
Status | AC |
Exec Time | 220 ms |
Memory | 86300 KB |
Judge Result
Set Name | Sample | Subtask1 | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | 100 / 100 | ||||||
Status |
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Set Name | Test Cases |
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Sample | example_01.txt, example_02.txt, example_03.txt, example_04.txt |
Subtask1 | example_01.txt, example_02.txt, example_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt |
All | example_01.txt, example_02.txt, example_03.txt, example_04.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
example_01.txt | AC | 130 ms | 82500 KB |
example_02.txt | AC | 125 ms | 79684 KB |
example_03.txt | AC | 143 ms | 81228 KB |
example_04.txt | AC | 168 ms | 83140 KB |
subtask1_01.txt | AC | 145 ms | 83404 KB |
subtask1_02.txt | AC | 144 ms | 81224 KB |
subtask1_03.txt | AC | 144 ms | 85060 KB |
subtask1_04.txt | AC | 143 ms | 80956 KB |
subtask1_05.txt | AC | 143 ms | 83280 KB |
subtask1_06.txt | AC | 122 ms | 81612 KB |
subtask1_07.txt | AC | 124 ms | 82380 KB |
subtask1_08.txt | AC | 143 ms | 80460 KB |
subtask1_09.txt | AC | 152 ms | 81476 KB |
subtask2_01.txt | AC | 190 ms | 80584 KB |
subtask2_02.txt | AC | 220 ms | 84248 KB |
subtask2_03.txt | AC | 188 ms | 83140 KB |
subtask2_04.txt | AC | 217 ms | 83228 KB |
subtask2_05.txt | AC | 218 ms | 82448 KB |
subtask2_06.txt | AC | 218 ms | 86200 KB |
subtask2_07.txt | AC | 218 ms | 86300 KB |
subtask2_08.txt | AC | 157 ms | 83524 KB |
subtask2_09.txt | AC | 156 ms | 80828 KB |
subtask2_10.txt | AC | 184 ms | 84272 KB |
subtask2_11.txt | AC | 180 ms | 80716 KB |