Submission #768874

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
768874	2023-06-28 19:49:23	raysh07	Bali Sculptures (APIO15_sculpture)	C++17	100 / 100	359 ms	856 KiB

sculpture

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#include <bits/stdc++.h>
using namespace std;
//#define int long long
#define INF (int)1e18
#define f first
#define s second
 
mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());
 
int n, a, b;
const int N = 2005;
int aa[N]; 
long long p[N];
bitset <N> bs[N];
 
bool check(long long x){
    bs[0].set(0);
    
    for (int i = 1; i <= n; i++){
        bs[i] &= 0;
        for (int j = 0; j < i; j++){
            long long val = p[i] - p[j];
            if ((val | x) == x) {
                bs[i] |= bs[j] << 1;
            }
        }
    }
    
    for (int i = a; i <= b; i++){
        if (bs[n].test(i)) return true;
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 16 / 16
• Subtask 3: 21 / 21
• Subtask 4: 25 / 25
• Subtask 5: 29 / 29