Submission #674404

#	Time	Username	Problem	Language	Result	Execution time	Memory
674404		QwertyPi	Mean (info1cup19_mean)	C++14	100 / 100	3 ms	468 KiB

mean

#include <bits/stdc++.h>

using namespace std;

const int MAXN = 200 + 11;
int a[MAXN];
int dp[MAXN][MAXN];

int main(){
	int n; cin >> n;
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}

	for(int i = 0; i < n; i++) dp[i][i] = a[i];
	for(int d = 1; d < n; d++){
		for(int i = 0; i < n - d; i++){
			int l = i, r = i + d;
			for(int m = l; m < r; m++){
				dp[l][r] = max(dp[l][r], (dp[l][m] + dp[m + 1][r]) / 2);
			}
		}
	}
	cout << dp[0][n - 1] << endl;
}

• Subtask 1: 30 / 30
• Subtask 2: 70 / 70