Submission #33722

#	Time	Username	Problem	Language	Result	Execution time	Memory
33722		sinhriv	Bali Sculptures (APIO15_sculpture)	C++14	0 / 100	0 ms	33916 KiB

sculpture

#include <bits/stdc++.h>

using namespace std;

const int N = 2020;

int n, a, b;

int arr[N];
long long sum[N];
long long f[N][N];



int main(){
	if(fopen("1.inp", "r")){
		freopen("1.inp", "r", stdin);
	}

	cin >> n >> a >> b;

	for(int i = 1; i <= n; ++i){
		cin >> arr[i];
		sum[i] = arr[i] + sum[i - 1];
		
		f[i][1] = sum[i];
	}



	for(int i = 2; i <= n; ++i){
		for(int j = 2; j <= i; ++j){
			f[i][j] = sum[i];
			for(int k = i - 1; k >= j - 1; --k){
				f[i][j] = min(f[i][j], f[k][j - 1] | (sum[i] - sum[k]));
			}
		}
	}


	long long ans = sum[n];


	for(int i = a; i <= b; ++i){
		ans = min(ans, f[n][i]);
	}

	cout << ans;

	return 0;
}

Compilation message (stderr)

sculpture.cpp: In function 'int main()':
sculpture.cpp:17:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen("1.inp", "r", stdin);
                               ^

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29