Submission #344608

#	Time	Username	Problem	Language	Result	Execution time	Memory
344608		bachaquer	Bank (IZhO14_bank)	C++14	0 / 100	1 ms	364 KiB

bank

#include <bits/stdc++.h>
 
#define ll long long
#define pb push_back
 
using namespace std;
 
ll n, x, m;
 
 
int main() {
    cin >> n >> m;
    vector<ll> v, vvv, real;
    for (int i = 0; i < n; i++) {
        cin >> x;
        v.pb(x);
    }
    for (int i = 0; i < m; i++) {
        cin >> x;
        vvv.pb(x);
    }
    sort(vvv.rbegin(), vvv.rend());
    bool tru = true;
    for (int i = 0; i < n; i++) {
        bool bar = false;
        vvv = real;
        for (int j = 0; j < m; j++) {
            x = v[i];
            real = vvv;
            for (int k = j; k < real.size(); k++) {
                if (x - vvv[k] >= 0) {
                    x -= vvv[k];
                    real.erase(real.begin() + j);
                    k--;
                }
                if (x == 0) {
                    bar = true;
                    break;
                }
            }
            if (bar) break;
        }
        if (bar == false) {
            tru = false;
            break;
        }
    }
    if (tru) cout << "YES";
    else cout << "NO";
    return 0;
}

Compilation message (stderr)

bank.cpp: In function 'int main()':
bank.cpp:30:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |             for (int k = j; k < real.size(); k++) {
      |                             ~~^~~~~~~~~~~~~

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