题解 | x_to_y_2
x_to_y_2
https://www.nowcoder.com/practice/7c658c72c26643d681546085aa6dcd8b
#include <iostream>
#define ll long long
using namespace std;
int main() {
int t;
cin>>t;
while(t--){
ll x,y,ans=0;
cin>>x>>y;
while((x|y)!=y){
x>>=1;
ans++;
}
cout<< ((x==y) ? ans : ans+1) << endl;
}
}
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