제출 #1322130

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1322130		aaaaaaaa	Bali Sculptures (APIO15_sculpture)	C++20	50 / 100	179 ms	456 KiB

sculpture

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int inf = 1e9;
signed main(){
    ios::sync_with_stdio(0);
    cin.tie(nullptr); cout.tie(nullptr);
    int n, a, b, ans = 0, mask = 0;
    cin >> n >> a >> b;
    vector<int> ar(n + 1, 0);
    for(int i = 1; i <= n; ++i){
        cin >> ar[i];
    }
    for(int j = 61; j >= 0; --j){
        vector<int> dp(n + 5, inf);
        dp[0] = 0;
        mask ^= (1ll << j);
        for(int i = 1; i <= n; ++i){
            int sum = 0;
            for(int j = i; j >= 1; --j){
                sum += ar[j];
                if((sum & mask) == 0 && dp[j] <= inf) dp[i] = min(dp[i], dp[j - 1] + 1);
            }
        }
        if(dp[n] > b){
            ans ^= (1ll << j);
            mask ^= (1ll << j);
        }
    }
    cout << ans << "\n";
    return 0;
}

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