Submission #30853

#	Time	Username	Problem	Language	Result	Execution time	Memory
30853		Navick	Split the sequence (APIO14_sequence)	C++14	0 / 100	6 ms	3844 KiB

sequence

#include <bits/stdc++.h>
#define F first
#define S second
#define pii pair<int, int>
#define pb push_back

using namespace std;

typedef long long ll;
typedef long double ld;

const int N = 1e3 + 10, K = 210;

ll dp[N][K], ps[N];

int main(){
	ios_base::sync_with_stdio(0); cin.tie(0);
	int n, k; cin >> n >> k;
	++k;
	for(int i=0; i<n; i++){
		int x; cin >> x;
		ps[i + 1] = ps[i] + x;
	}

	for(int j=2; j<=k; j++)
		for(int i=1; i<=n; i++)
			for(int c=i-1; c>=0; c--)
				dp[i][j] = max(dp[i][j], (ps[i] - ps[c]) * ps[c] + dp[c][j - 1]);

	cout << (int)dp[n][k] << endl;

}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 17
• Subtask 5: 0 / 21
• Subtask 6: 0 / 29