Submission #568547

#	Time	Username	Problem	Language	Result	Execution time	Memory
568547		Ooops_sorry	Bali Sculptures (APIO15_sculpture)	C++14	71 / 100	1091 ms	396 KiB

sculpture

#include<bits/stdc++.h>

using namespace std;

#define pb push_back
#define ld double
#define ll long long

mt19937 rnd(51);

const int K = 42;

signed main() {
#ifdef LOCAL
    freopen("input.txt", "r", stdin);
#endif // LOCAL
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, x, y;
    cin >> n >> x >> y;
    vector<ll> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    ll res = (1LL << K) - 1;
    for (int b = K - 1; b >= 0; b--) {
        res -= (1LL << b);
        vector<vector<bool>> dp(n + 1, vector<bool>(n + 1));
        dp[0][0] = 1;
        for (int i = 0; i < n; i++) {
            ll sum = 0;
            for (int j = i; j < n; j++) {
                sum += a[j];
                if ((sum | res) == res) {
                    for (int f = 0; f < n; f++) {
                        if (dp[i][f]) {
                            dp[j + 1][f + 1] = 1;
                        }
                    }
                }
            }
        }
        bool good = 0;
        for (int i = x; i <= y; i++) {
            if (dp[n][i]) {
                good = 1;
            }
        }
        if (!good) res += (1LL << b);
    }
    cout << res << endl;
    return 0;
}

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