#include <iostream>
#include <bits/stdc++.h>
using namespace std;
int main() {
// your code goes here
int a=4,b=3,c=1;
if(a>>(c-1) && b<<(c+1))
a=a+c;
else
b = a<<c;
cout<<a-b+c;
return 0;
}
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