Submission #856319


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#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#define mp make_pair
#define pb push_back
#define fi first
#define se second

ll A,n,ans[60][60][3000],x[100],ANS;

int main()
{
	cin >> n >> A;
	for(int i=0;i<n;i++)
		cin >> x[i];
	ans[0][0][0]=1;
	for(int last=0;last<n;last++)
	{
		if(last==0)
		{
			ans[1][last][x[last]]=1;
			continue;
		}
		for(int cnt=0;cnt<=last+1;cnt++)
		{
			if(cnt==0)
			{
				ans[0][last][0]=1;
				continue;
			}
			for(int sum=0;sum<=2500;sum++)
			{
				ans[cnt][last][sum]=ans[cnt][last-1][sum];
				if(x[last]<=sum)ans[cnt][last][sum]+=ans[cnt-1][last-1][sum-x[last]];
			}
		}
	}
	for(int cnt=1;cnt<=n;cnt++)
		ANS+=ans[cnt][n-1][cnt*A];
	cout << ANS;
	return 0;
}

Submission Info

Submission Time
Task C - Tak and Cards
User DmitryBelikov
Language C++14 (GCC 5.4.1)
Score 300
Code Size 763 Byte
Status AC
Exec Time 58 ms
Memory 30336 KB

Judge Result

Set Name Sample Subtask1 All
Score / Max Score 0 / 0 200 / 200 100 / 100
Status
AC × 4
AC × 12
AC × 24
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 5 ms 512 KB
example_02.txt AC 4 ms 384 KB
example_03.txt AC 6 ms 1152 KB
example_04.txt AC 25 ms 13568 KB
subtask1_01.txt AC 10 ms 3456 KB
subtask1_02.txt AC 9 ms 3456 KB
subtask1_03.txt AC 9 ms 3456 KB
subtask1_04.txt AC 10 ms 3456 KB
subtask1_05.txt AC 10 ms 3456 KB
subtask1_06.txt AC 4 ms 256 KB
subtask1_07.txt AC 4 ms 256 KB
subtask1_08.txt AC 9 ms 3456 KB
subtask1_09.txt AC 9 ms 3072 KB
subtask2_01.txt AC 51 ms 30336 KB
subtask2_02.txt AC 51 ms 30336 KB
subtask2_03.txt AC 49 ms 29184 KB
subtask2_04.txt AC 51 ms 30336 KB
subtask2_05.txt AC 52 ms 30336 KB
subtask2_06.txt AC 58 ms 30336 KB
subtask2_07.txt AC 57 ms 30336 KB
subtask2_08.txt AC 28 ms 13568 KB
subtask2_09.txt AC 25 ms 13568 KB
subtask2_10.txt AC 40 ms 20608 KB
subtask2_11.txt AC 39 ms 22528 KB