Submission #1389455


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#include<iostream>
#include<vector>
#include<string>
using namespace std;

#define FOR(k,m,n) for(int (k)=(m);(k)<(n);(k)++)
#define rep(i,n) FOR((i),0,(n))

typedef long long ll;

const int INF=1e9+7;
int dp[51][2600];
int main(){
	int n,a;
	cin>>n>>a;
	dp[0][0]=1;
	rep(i,n){
		int x;
		cin>>x;
		for(int j=2560-x;j>=0;j--)for(int k=50;k>=1;k--)dp[k][j+x]+=dp[k-1][j];	
	}
	ll ans=0;
	for(int i=1;i<2550;i++)for(int j=1;j<51;j++)if(i==a*j)ans+=dp[j][i];
	cout<<ans<<endl;
}

Submission Info

Submission Time
Task C - Tak and Cards
User ryogo108
Language C++14 (GCC 5.4.1)
Score 200
Code Size 501 Byte
Status WA
Exec Time 7 ms
Memory 768 KB

Judge Result

Set Name Sample Subtask1 All
Score / Max Score 0 / 0 200 / 200 0 / 100
Status
AC × 4
AC × 12
AC × 20
WA × 4
Set Name Test Cases
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 2 ms 768 KB
example_02.txt AC 2 ms 768 KB
example_03.txt AC 2 ms 768 KB
example_04.txt AC 5 ms 768 KB
subtask1_01.txt AC 3 ms 768 KB
subtask1_02.txt AC 3 ms 768 KB
subtask1_03.txt AC 3 ms 768 KB
subtask1_04.txt AC 3 ms 768 KB
subtask1_05.txt AC 3 ms 768 KB
subtask1_06.txt AC 2 ms 768 KB
subtask1_07.txt AC 2 ms 768 KB
subtask1_08.txt AC 3 ms 768 KB
subtask1_09.txt AC 3 ms 768 KB
subtask2_01.txt WA 6 ms 768 KB
subtask2_02.txt AC 7 ms 768 KB
subtask2_03.txt WA 7 ms 768 KB
subtask2_04.txt WA 7 ms 768 KB
subtask2_05.txt AC 7 ms 768 KB
subtask2_06.txt AC 7 ms 768 KB
subtask2_07.txt AC 6 ms 768 KB
subtask2_08.txt AC 5 ms 768 KB
subtask2_09.txt AC 5 ms 768 KB
subtask2_10.txt AC 6 ms 768 KB
subtask2_11.txt WA 6 ms 768 KB