Submission #1308502

#	Time	Username	Problem	Language	Result	Execution time	Memory
1308502		Agageldi	Bank (IZhO14_bank)	C++20	0 / 100	8 ms	656 KiB

bank

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

#define int long long
#define N 500005

int tc = 1, n, a[N], m, b[N], dp[21][(1<<20)];

int32_t main() {
    ios::sync_with_stdio(0);cin.tie(0);
    cin >> n >> m;
    for(int i = 0; i < n; i++) {
        cin >> a[i];
    }
    for(int i = 0; i < m; i++) {
        cin >> b[i];
    }
    for(int i = 0;i < (1<<m); i++) {
        dp[0][i] = 1;
    }
    for(int i = 1; i <= n; i++) {
        for(int j = 0; j < (1<<m); j++) {
            int sm = 0;
            for(int k = 0;k < m; k++) {
                if(((j >> k) & 1)) sm +=b[k] ;
            }
            if(a[i] == sm) {
                dp[i][j] = dp[i - 1][((1 << m)-1) ^ j];
            }
        }
    }
    bool ok = 0;
    for(int i = 0; i< (1<<m); i++) {
        if(dp[n][i]) {
            ok = 1;
            break;
        }
    }
    cout <<(ok == 1? "YES\n" : "NO\n");
    return 0;
}

• Subtask 1: 0 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29