Submission #90683

#	Time	Username	Problem	Language	Result	Execution time	Memory
90683		popovicirobert	Bank (IZhO14_bank)	C++14	44 / 100	1075 ms	680 KiB

bank

#include <bits/stdc++.h>
#define lsb(x) (x & (-x))
#define ll long long
#define ull unsigned long long
#define ld long double
// 217
// 44

using namespace std;

int sum[20], a[20], b[20];
int n, m;

void bkt(int pos, int cnt) {
    if(pos == m) {
        if(cnt == n) {
            cout << "YES";
            exit(0);
        }
    }
    else {
        bkt(pos + 1, cnt);
        for(int i = 0; i < n; i++) {
            if(sum[i] + b[pos] <= a[i]) {
                sum[i] += b[pos];
                bkt(pos + 1, cnt + (sum[i] == a[i]));
                sum[i] -= b[pos];
            }
        }
    }
}

int main() {
    //ifstream cin("A.in");
    //ofstream cout("A.out");
    int i;
    ios::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    cin >> n >> m;
    for(i = 0; i < n; i++) {
        cin >> a[i];
    }
    for(i = 0; i < m; i++) {
        cin >> b[i];
    }
    sort(b, b + m, greater<int>());
    bkt(0, 0);
    cout << "NO";
    //cin.close();
    //cout.close();
    return 0;
}

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