제출 #636860

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
636860		zeroesandones	은행 (IZhO14_bank)	C++17	19 / 100	67 ms	324 KiB

bank

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

typedef long long ll;
typedef long double ld;
typedef vector<ll> vi;
typedef pair<ll, ll> pi;

#define FOR(i, j, k) for (ll i = j; i < (ll) k; ++i)
#define FORD(i, j, k) for (ll i = j; i >= (ll) k; --i)
#define nl "\n"
#define sp " "

#define all(x) (x).begin(), (x).end()
#define sc second
#define fr first
#define pb push_back

void solve()
{
	int n, m;
	cin >> n >> m;

	int a[n];
 	FOR(i, 0, n) {
		cin >> a[i];
	}
		

	int b[m];
	FOR(i, 0, m) {
		cin >> b[i];
	}
		
	bool pos = false;
	FOR(i, 0, (1<<m)) {
		ll sum = 0;
		FOR(j, 0, m) {
			if(i & (1<<j))
				sum += b[j];
		}

		pos |= (sum == a[0]);
	}

	cout << (pos ? "YES" : "NO") << nl;
}

signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    ll t = 1;
    // cin >> t;
    while (t--)
    {
        solve();
    }
}

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