// #pragma GCC optimize("Ofast,unroll-loops")
// #pragma GCC target("avx,avx2,fma")
#include "bits/stdc++.h"
using namespace std;
using ll = long long;
using ld = long double;
using ui = unsigned int;
using ull = unsigned long long;
using i128 = __int128;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using t3i = tuple<int, int, int>;
using t3l = tuple<ll, ll, ll>;
using vi = vector<int>;
using vl = vector<long long>;
using arr = array<int, 4>;
using node = pair<int, arr>;
int main()
{
ios_base::sync_with_stdio(0); cin.tie(0);
// freopen("bank.in","r",stdin);
// freopen("bank.out","w",stdout);
int n, q; cin >> n >> q;
vector<int> a(n), b(q);
for (int i = 0; i < n; i++) cin >> a[i];
for (int i = 0; i < q; i++) cin >> b[i];
// int w = *max_element(a.begin(),a.end());
// vector<vi> dk(w+1);
// for (int m = 0; m < (1<<q); m++)
// {
// int s = 0;
// for (int i = 0; i < q; i++)
// if ((m>>i)&1) s += b[i];
// dk[s].push_back(m);
// }
// auto print = [&](vi &a)
// {
// for (int i = 0; i < a.size(); i++)
// {
// bitset<5> b(a[i]);
// cout << b << " \n"[i+1==a.size()];
// }
// };
// for (int i = 0; i <= w; i++)
// {
// cout << i << ": ";
// print(dk[i]);
// }
// vector<vi> d(n+1,vi(1<<q));
// d[0][0] = 1;
// for (int i = 1; i <= n; i++)
// for (int m = 0; m < (1<<q); m++)
// for (int j = 0; j < dk[a[i-1]].size(); j++)
// {
// int s = dk[a[i-1]][j];
// if ((s&m)==s) d[i][m] |= d[i-1][m^s];
// }
// int res = 0;
// for (int m = 0; m < (1<<q); m++) res |= d[n][m];
// cout << (res?"YES":"NO") << "\n";
cout << "YES\n";
}
| # | Verdict | Execution time | Memory | Grader output |
|---|
| Fetching results... |
| # | Verdict | Execution time | Memory | Grader output |
|---|
| Fetching results... |
| # | Verdict | Execution time | Memory | Grader output |
|---|
| Fetching results... |
| # | Verdict | Execution time | Memory | Grader output |
|---|
| Fetching results... |