제출 #1321059

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1321059		metall1ca	Kitchen (BOI19_kitchen)	C++20	100 / 100	23 ms	1080 KiB

kitchen

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    ll n,m,k,ok=0,sum=0,gy=0;
    cin>>n>>m>>k;
    vector<ll> v(n),v1(m);
    for(ll i=0;i<n;i++)
    {
        cin>>v[i];
        if(v[i]<k)
        {
            cout<<"Impossible\n";
            return 0;
        }
        gy+=v[i];
    }
    for(ll i=0;i<m;i++)
    {
        cin>>v1[i];
        sum+=v1[i];
    }
    if(k>v1.size() || gy>sum)
    {
        cout<<"Impossible\n";
        return 0;
    }
    else
    {
        ll ans=0;
        vector<ll> dp(sum+1,-100000);
        dp[0]=0;
        for(ll i=0;i<m;i++)
        {
            for(ll j=sum;j>=v1[i];j--)
            {
                if(dp[j-v1[i]]!=-100000)
                {
                    dp[j]=max(dp[j],dp[j-v1[i]]+min(v1[i],n));
                }
            }
        }
        for(ll i=gy;i<=sum;i++)
        {
            if(dp[i]>=n*k)
            {
                cout<<i-gy<<"\n";
                return 0;
            }
        }
        cout<<"Impossible\n";
    }
    return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 20 / 20
• Subtask 4: 21 / 21
• Subtask 5: 28 / 28