Submission #388814

#	Time	Username	Problem	Language	Result	Execution time	Memory
388814		milleniumEeee	Bali Sculptures (APIO15_sculpture)	C++17	0 / 100	18 ms	31800 KiB

sculpture

#include <bits/stdc++.h>
#define fr first
#define sc second
#define pii pair<int, int>
#define pb push_back
#define szof(s) (int)s.size()
#define all(s) s.begin(), s.end()
#define fastInp ios_base::sync_with_stdio(0); cin.tie(0);
#define int long long
using namespace std;

const int MAXN = 2005;
const int INF = 1e18;

int y[MAXN];
int dp[MAXN][MAXN];
int pref[MAXN];

int get_sum(int l, int r) {
	return pref[r] - pref[l - 1];
}


signed main() {
	fastInp;
	int n, a, b;
	cin >> n >> a >> b;
	for (int i = 1; i <= n; i++) {
		cin >> y[i];
		pref[i] = pref[i - 1] + y[i];
	}
	for (int i = 0; i < MAXN; i++) {
		for (int j = 0; j < MAXN; j++) {
			dp[i][j] = INF;
		}
	}
	dp[0][0] = 0;
	for (int gr = 1; gr <= b; gr++) {
		for (int i = gr; i <= n; i++) {
			for (int last = 0; last < i; last++) {
				if (dp[last][gr - 1] != INF) {
					dp[i][gr] = min(dp[i][gr], (dp[last][gr - 1] | get_sum(last + 1, i)));
				}
			}
		}
	}
	int ans = INT_MAX;
	for (int gr = a; gr <= b; gr++) {
		ans = min(ans, dp[n][gr]);
	}	
	cout << ans << endl;
}
/*
6 1 3
8 1 2 1 5 4
*/

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