Submission #1443850


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

int N,K;
int ans = 0;
vector<int> V;
long long dp[10][10010] = {1};

int main()
{
    scanf("%d%d",&N,&K);
    for(int i = 0; i < N; i++)
    {
        int a;
        scanf("%d",&a);
        if(a <= K)
        {
            V.push_back(a);
        }
    }
    N = V.size();
    for(int i = 0; i < N; i++)
    {
        for(int j = 0; j <= K * 2; j++)
        {
            if(dp[0][j] != 0)
            {
                dp[1][j] += dp[0][j];
                if(j + V[i] <= K * 2)dp[1][j + V[i]] += dp[0][j];
            }
        }
        for(int j = 0; j <= K * 2; j++)
        {
            dp[0][j] = dp[1][j];
            dp[1][j] = 0;
        }
    }
    for(int i = 0; i < N; i++)
    {
        int now = V[i];
        long long mem[5010] = {0};
        for(int j = 0; j <= K; j++)
        {
            if(j == K)ans++;
            if(dp[0][j] - mem[j] > 0 && dp[0][j + now] > 0)
            {
                mem[j + now] += dp[0][j] - mem[j];
                mem[j] += dp[0][j] - mem[j];
                if(j >= K - now)
                {
                    break;
                }
            }
        }
    }
    printf("%d\n",ans);
}

Submission Info

Submission Time
Task D - No Need
User unit
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1254 Byte
Status RE
Exec Time 459 ms
Memory 512 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&N,&K);
                        ^
./Main.cpp:15:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&a);
                       ^

Judge Result

Set Name Sample Subtask All
Score / Max Score 0 / 0 0 / 300 0 / 300
Status
AC × 3
AC × 25
WA × 1
AC × 40
WA × 10
RE × 1
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt
Subtask 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt, 2_026.txt, 2_027.txt, 2_028.txt, 2_029.txt, 2_030.txt, 2_031.txt, 2_032.txt, 2_033.txt, 2_034.txt, 2_035.txt, 2_036.txt, 2_037.txt, 2_038.txt, 2_039.txt, 2_040.txt, 2_041.txt, 2_042.txt, 2_043.txt, 2_044.txt, 2_045.txt, 2_046.txt, 2_047.txt, 2_048.txt, 2_049.txt, 2_050.txt
Case Name Status Exec Time Memory
0_000.txt AC 1 ms 256 KB
0_001.txt AC 1 ms 256 KB
0_002.txt AC 1 ms 256 KB
1_003.txt AC 1 ms 256 KB
1_004.txt AC 1 ms 256 KB
1_005.txt AC 1 ms 256 KB
1_006.txt AC 1 ms 256 KB
1_007.txt AC 1 ms 256 KB
1_008.txt WA 2 ms 256 KB
1_009.txt AC 2 ms 256 KB
1_010.txt AC 1 ms 256 KB
1_011.txt AC 1 ms 256 KB
1_012.txt AC 2 ms 256 KB
1_013.txt AC 1 ms 256 KB
1_014.txt AC 1 ms 256 KB
1_015.txt AC 3 ms 256 KB
1_016.txt AC 1 ms 256 KB
1_017.txt AC 1 ms 256 KB
1_018.txt AC 1 ms 256 KB
1_019.txt AC 1 ms 256 KB
1_020.txt AC 2 ms 256 KB
1_021.txt AC 2 ms 256 KB
1_022.txt AC 1 ms 256 KB
1_023.txt AC 1 ms 256 KB
1_024.txt AC 2 ms 256 KB
1_025.txt AC 2 ms 256 KB
2_026.txt AC 1 ms 384 KB
2_027.txt AC 1 ms 256 KB
2_028.txt AC 1 ms 256 KB
2_029.txt WA 195 ms 512 KB
2_030.txt AC 199 ms 512 KB
2_031.txt AC 2 ms 256 KB
2_032.txt AC 2 ms 256 KB
2_033.txt AC 102 ms 512 KB
2_034.txt AC 2 ms 256 KB
2_035.txt AC 2 ms 256 KB
2_036.txt RE 459 ms 512 KB
2_037.txt AC 2 ms 384 KB
2_038.txt AC 2 ms 384 KB
2_039.txt AC 2 ms 384 KB
2_040.txt AC 2 ms 384 KB
2_041.txt WA 108 ms 384 KB
2_042.txt WA 169 ms 512 KB
2_043.txt WA 81 ms 384 KB
2_044.txt WA 92 ms 384 KB
2_045.txt WA 48 ms 384 KB
2_046.txt AC 42 ms 384 KB
2_047.txt AC 86 ms 384 KB
2_048.txt WA 122 ms 512 KB
2_049.txt WA 101 ms 512 KB
2_050.txt WA 86 ms 512 KB