Submission #928886

#	Time	Username	Problem	Language	Result	Execution time	Memory
928886		Muhammad_Aneeq	Kitchen (BOI19_kitchen)	C++17	100 / 100	29 ms	856 KiB

kitchen

/*
بسم الله الرحمن الرحيم
Author:
                          (:Muhammad Aneeq:)
*/

#include <iostream>
using namespace std;
int const N=300*300+10;
int sums[N]={};
inline void solve()
{
    int n,m,k;
    cin>>n>>m>>k;
    int z=0;
    int a[n];
    for (auto& i:a)
    {
        cin>>i,z+=i;
        if (i<k)
        {
            cout<<"Impossible\n";return;
        }
    }
    for (int i=0;i<N-1;i++)
        sums[i]=-1e9+10;
    sums[0]=0;
    int ans=1e9+10;
    int f=k*n;
    for (int i=0;i<m;i++)
    {
        int x;
        cin>>x;
        for (int j=N-x-1;j>=0;j--)
        {
            sums[j+x]=max(sums[j+x],sums[j]+min(x,n));
            if (sums[j+x]>=f&&j+x>=z)
                ans=min(ans,j+x-z);
        }
    }
    if (ans==1e9+10)
        cout<<"Impossible\n";
    else
        cout<<ans<<endl;
}
int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
        solve();
}

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