Submission #320265

#	Time	Username	Problem	Language	Result	Execution time	Memory
320265		vkgainz	Bank (IZhO14_bank)	C++17	100 / 100	183 ms	10200 KiB

bank

#include <bits/stdc++.h>
using namespace std;
pair<int,int> dp[1<<20];
int main() {
    int n,m;
    cin >> n >> m;
    vector<int> a(n), b(m);
    for(int i=0;i<n;i++) cin >> a[i];
    for(int i=0;i<m;i++) cin >> b[i];
    for(int msk=0;msk<1<<m;msk++) {
        for(int last=0;last<m;last++) {
            if((msk&(1<<last))==0) continue;
            if(b[last]+dp[msk^(1<<last)].second==a[dp[msk^(1<<last)].first])
                dp[msk] = {dp[msk^(1<<last)].first+1,0};
            else dp[msk] = max(dp[msk], {dp[msk^(1<<last)].first, b[last]+dp[msk^(1<<last)].second});
            if(dp[msk].first==n) {
                cout << "YES" << endl;
                return 0;
            }
        }
    }
    cout << "NO" << endl;
}

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