제출 #892742

#제출 시각아이디문제언어결과실행 시간메모리
892742ASN49K은행 (IZhO14_bank)C++14
100 / 100
98 ms8796 KiB
#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(),x.end()
#define pb push_back
#define bug(x) cerr<<#x<<" ( "<<x<<endl
using i64=long long;
const int inf=1e9;
main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n,m;
    cin>>n>>m;
    vector<int>a(n);
    vector<int>b(m);
    for(auto &c:a)cin>>c;
    for(auto &c:b)cin>>c;
    vector<pair<int,int>>dp(1<<m,{0,0});
    for(int i=1;i<(1<<m);i++)
    {
        for(int j=0;j<m;j++)
        {
            if(i&(1<<j))
            {
                auto nou=dp[i^(1<<j)];
                nou.second+=b[j];
                if(nou.second==a[nou.first])
                {
                    nou.first++;
                    nou.second=0;
                }
                if(nou.first==n)
                {
                    cout<<"YES\n";
                    return 0;
                }
                dp[i]=max(dp[i],nou);
            }
        }
    }
    cout<<"NO\n";
}

컴파일 시 표준 에러 (stderr) 메시지

bank.cpp:8:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      | ^~~~
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