Submission #1069088

#	Time	Username	Problem	Language	Result	Execution time	Memory
1069088		Luvidi	Bali Sculptures (APIO15_sculpture)	C++17	50 / 100	95 ms	612 KiB

sculpture

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pll pair<ll, ll>
#define pii pair<int, int>
#define fs first
#define sc second
#define pb push_back

void solve() {
    int n,l,r;
    cin>>n>>l>>r;
    ll a[n+1];
    for(int i=1;i<=n;i++)cin>>a[i];
    ll ans=(1LL<<41)-1;
    for(int x=40;x>-1;x--){
        ans^=1LL<<x;
        int dp[n+1];
        dp[0]=0;
        for(int i=1;i<=n;i++){
            dp[i]=1e9;
            ll s=0;
            for(int j=i;j;j--){
                s+=a[j];
                if((s&ans)==s){
                    dp[i]=min(dp[i],dp[j-1]+1);
                }
            }
        }
        if(dp[n]>r)ans^=1LL<<x;
    }
    cout<<ans;
}

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    solve();
}

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