Geeksforgeeks Solution For " Poisioned Sweet "

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Problem :- Poisoned Sweet

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Solution :- 

#include <bits/stdc++.h>
using namespace std;
int main()
{
    int t;
    cin>>t;
    while(t--)
    {
        int n,res=0;
        cin>>n;
        res=ceil(log(n)/log(2));
        cout<<res<<endl;;

    }
    return 0;
}

Output:-