Submission #985807

#	Time	Username	Problem	Language	Result	Execution time	Memory
985807		muratcepeda	Bali Sculptures (APIO15_sculpture)	C++17	71 / 100	9 ms	604 KiB

sculpture

#include <bits/stdc++.h>

using namespace std;
#define lli long long int
#define rep(i, a, b) for(int i = a; i <= b; i++)


#define MAX 100


lli n, a, b, y[MAX + 3], dp[MAX + 3][MAX + 3], msk;

int main(){

    cin >> n >> a >> b;

    rep(i, 1, n){
        cin >> y[i];
    }
    msk = 0;
    for(int bit = 60; bit >= 0; --bit){
        lli acu = 0;
        
        rep(i, 1, n){
            acu += y[i];
            if(!(acu & (1ll << bit)) && !(acu & msk)) dp[1][i] = 1;
            else dp[1][i] = 0;  
        }

        if(a == 1 && dp[1][n]){
            msk |= (1ll << bit);
            continue;
        }
 
        rep(fil, 2, b){
            rep(col, fil, n){
                lli suma = y[col];
                dp[fil][col] = 0;
                for(int i = col - 1; i >= fil - 1; --i){  
                    if(!(suma & (1ll << bit)) && !(suma & msk) && dp[fil - 1][i]){
                        dp[fil][col] = 1;
                        break;
                    }
                    suma += y[i];
                }
                
            }
            if(fil >= a && dp[fil][n]){
                msk |= (1ll << bit);

                break;
            }
        }
        
    }
    msk ^= 0x1FFFFFFFFFFFFFFF;
    cout << msk;

    return 0;
}

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