제출 #879155

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
879155		YassirSalama	은행 (IZhO14_bank)	C++17	0 / 100	6 ms	9048 KiB

bank

#include <iostream>
#include <vector>
#include <algorithm>
#include <unordered_map>
#include <set>
#include <unordered_set>
#include <iomanip>
#include <cmath>
#include <limits>
#include <map>
#include <utility>
#include <cctype>
#include <string>
#include <cstring>
#include <stack>
#include <queue>
#include<assert.h>
#include <functional>
#include <iterator>
using namespace std;
#define OVL(x,s) for(auto y:x) cout<<y<<s; cout<<"\n";
void dbg_out() { cout << endl; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cout << ' ' << H; dbg_out(T...); }
#define dbg(...) cout << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__);
#define endl "\n"
#define pb push_back
#define F first
#define S second
#define ll long long
#define mod 1000000007
#define all(v) v.begin(),v.end()
int dp[1<<(20)];
int n,m;
vector<int> a,b;
void solve(int i,int mask){
	if(i>=n){
		cout<<"YES"<<endl;
		exit(0);
		return;
	}
	if(dp[mask]!=-1) return;
	vector<vector<int>> cmaskes(a[i]);
	cmaskes[0].push_back(0);
	for(int j=0;j<m;j++){
		if(mask&(1<<j)) continue;
		for(int k=a[i];k>=b[j];k--){
			for(auto msk:cmaskes[k-b[j]]){
				cmaskes[k].push_back((1<<j)|msk);
			}
		}
	}
	dp[mask]=1;
	for(auto x:cmaskes[a[i]]) solve(i+1,(mask|x));
}
signed main(){
ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
cin>>n>>m;
for(int i=0;i<n;i++) {
	int x;
	cin>>x;
	a.pb(x);
}
for(int i=0;i<m;i++){
	int x;
	cin>>x;
	b.pb(x);
}
memset(dp,-1,sizeof(dp));
solve(0,0);
cout<<"NO"<<endl;
}

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