Submission #945400

#	Time	Username	Problem	Language	Result	Execution time	Memory
945400		KasymK	Bank (IZhO14_bank)	C++17	19 / 100	26 ms	348 KiB

bank

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

vector<int> a, b, vis;
int n, m;

void f(int cnt){
    if(cnt == m - 1){
        int sum = 0;
        for(int i = 0; i < m; ++i)
            if(vis[i])
                sum += b[i];
        if(sum == a.front()){
            cout << "YES" << "\n";
            exit(0);
        }
        return;
    }
    for(int i = 0; i <= 1; ++i){
        vis[cnt] = i;
        f(cnt + 1);
    }
}

int main(){
    cin >> n >> m;
    a.resize(n);
    b.resize(m);
    for(int &i : a)
        cin >> i;
    for(int &i : b)
        cin >> i;
    if(n == 1 and m <= 20){
        vis.assign(m, 0);
        f(0);
        cout << "NO" << "\n";
    }
    else
        cout << "yok" << "\n";
    return 0;
}

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