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Submission #994033

# Submission time Handle Problem Language Result Execution time Memory
994033 2024-06-07T04:34:51 Z vjudge1 Kas (COCI17_kas) C++17
30 / 100
 63 ms 77316 KB 
#include <bits/stdc++.h>

using namespace std;

const int M = 1e5 + 1, N = 500 + 1, inf = 1e9;

int cnt[M],ans,pre[N][M*2],temp[M*2];

int main()
{
	int n,x;
	cin>>n;
	for (int i=0;i<n;i++)
		cin>>x,cnt[x]++;
	for (int i=1;i<M;i++)
		ans+=(cnt[i]/2)*i,cnt[i]%=2;
	int su=0;
	vector<int> a;
	for (int i=1;i<M;i++)
		if (cnt[i])
			su+=i,a.push_back(i);
	n=a.size();
	for (int i=0;i<M*2;i++)
		temp[i]=pre[0][i]=-inf;
	temp[M]=pre[0][M]=0;
	for (int i=0;i<n;i++)
	{
		for (int j=0;j<M*2;j++)
		{
			if (j+a[i]<M*2)
				temp[j+a[i]]=max(temp[j+a[i]],pre[i][j]+a[i]);
			if (j-a[i]>=0)
				temp[j-a[i]]=max(temp[j-a[i]],pre[i][j]+a[i]);
		}
		for (int j=0;j<M*2;j++)
			pre[i+1][j]=temp[j];
	}
	int div=pre[n][M];
	cout<<ans+div/2+su-div<<endl;
	
	return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 10076 KB Output is correct
2 Incorrect 6 ms 8436 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 10076 KB Output is correct
2 Correct 9 ms 10076 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 8540 KB Output is correct
2 Incorrect 7 ms 9400 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 11608 KB Output is correct
2 Incorrect 6 ms 7768 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 7 ms 9308 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 12376 KB Output is correct
2 Correct 5 ms 7004 KB Output is correct

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 7 ms 9308 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 53844 KB Output is correct
2 Correct 20 ms 24156 KB Output is correct

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 33616 KB Output is correct
2 Incorrect 49 ms 63316 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 77316 KB Output is correct
2 Incorrect 58 ms 67924 KB Output isn't correct
3 Halted 0 ms 0 KB -