Submission #527574

#	Time	Username	Problem	Language	Result	Execution time	Memory
527574		SlavicG	Bali Sculptures (APIO15_sculpture)	C++17	16 / 100	822 ms	170460 KiB

sculpture

#include "bits/stdc++.h"
using namespace std;
 
#define ll long long
 
#define       forn(i,n)              for(int i=0;i<n;i++)
#define          all(v)              v.begin(), v.end()
#define         rall(v)              v.rbegin(),v.rend()
 
#define            pb                push_back
#define          sz(a)               (int)a.size()

const int N = 100, K = 2200;
int p[N];
int sum(int l, int r) {
    return p[r] - (l ? p[l - 1] : 0);
}

//dp[index][OR][number of subarrays] = 1 if possible to obtain such partition

int dp[N][K][N];
void solve() { 
    int n, A, B;
    cin >> n >> A >> B;
    vector<int> a(n);
    for(int i = 0;i < n; ++i) {
        cin >> a[i];
        p[i] = (i ? p[i - 1] : 0) + a[i];
    }

    dp[0][0][0] = 1;

    for(int i = 1; i <= n; ++i) {
        for(int j = 0;j < i; ++j) {
            for(int OR = 0; OR < K; ++OR) {
                int s = sum(j, i - 1);
                for(int k = 0; k < B; ++k) {
                    dp[i][OR | s][k + 1] |= dp[j][OR][k]; 
                }
            }
        }
    }
    int ans = INT_MAX;
    for(int i = A; i <= B; ++i) {
        for(int OR = 0; OR < K; ++OR) {
            if(dp[n][OR][i]) ans = min(ans, OR);
        }
    }
    cout << ans << "\n";
} 
 
int32_t main() {
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int t = 1;
    //cin >> t;
    while(t--) {
        solve();
    }
}

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