617B Codeforces - Chocolate

617B Codeforces - Chocolate

Link ; http://codeforces.com/problemset/problem/617/B

Solution in C++

#include <bits/stdc++.h>

using namespace std;

long long int n,sol=1,flag,ons,t,ze=1;

int main()

{

    cin>>n;

    for(int i=0;i<n;i++)

    {

        cin>>t;

        if(i==n-1 && t==0)break;

        if(ons==0 && t==0)continue;

        if(t==1){ons++;flag=1;sol*=ze;ze=1;}

        else {flag=0;ze++;}

    }

         if(ons==1)sol=1;

    else if(ons==0)sol=0;

    cout<<sol;

    return 0;

}

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About Mohamed Sobhi

My name is Mo.Sobhy ,I study at School excelling high school in Ain Shams ,Cairo
My hobbies is programming ,and web development ,playing chess and writing horror stories.