Bon Appétit

Author: Ismail Hosen

Daffodil International University

Problem Link

//Please follow from main function

#include<bits/stdc++.h>

using namespace std;

int main()

{

    int n, k, bil, b, bill[100005], sum=0;

    cin>>n>>k;

    for(int i=0; i<n; i++)

        cin>>bill[i];

    cin>>b;

    bill[k]=0;

    for(int i=0; i<n; i++) sum+=bill[i];

    bil=sum/2;

    int ll=abs(b-bil);

    if(bil==b) cout<<"Bon Appetit"<<endl;

    else cout<<ll<<endl;

    return 0;

}