Submission #1082839

#	Time	Username	Problem	Language	Result	Execution time	Memory
1082839		elotelo966	Bank (IZhO14_bank)	C++17	0 / 100	163 ms	261732 KiB

bank

#include <bits/stdc++.h>
using namespace std;
 
#define int long long
#define OYY LLONG_MAX
#define mod 998244353
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define FOR for(int i=1;i<=n;i++)
#define mid (start+end)/2
#define lim 1005
#define fi first
#define se second

int n,m;

int a[lim],b[lim];

int dp[(1<<14)][lim];

inline int f(int mask,int sum){
	if(mask==(1<<m)-1)return 0;
	if(~dp[mask][sum])return dp[mask][sum];
	int cev=0;
	for(int i=0;i<m;i++){
		if(mask&(1<<i))continue;
		cev=max(cev,f(mask|(1<<i),sum+b[i])+((sum+b[i]==a[f(mask|(1<<i),sum+b[i])])?1:0));
	}
	return dp[mask][sum]=cev;
}

int32_t main(){
	faster
	memset(dp,-1,sizeof(dp));
	cin>>n>>m;
	FOR{
		cin>>a[i-1];
	}
	
	for(int i=0;i<m;i++)cin>>b[i];
	
	int cev=f(0,0);
	
	//cout<<cev<<endl;
	
	if(cev==n)cout<<"YES"<<'\n';
	else cout<<"NO"<<'\n';
	
	return 0;
}

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