Codeforces-SolutionsA/Codes/1981 A - Turtle and Piggy Are Playing a Game/1981A.cpp
ShazidMahsrafi 164f041317 add
2024-06-01 19:38:08 +06:00

26 lines
503 B
C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
ll pow(ll x,ll y,ll m=1e9+7){ll ans=1;x%=m;while(y){if(y&1)ans=(ans*x)%m;x=(x*x)%m;y>>=1;}return ans;}
void solve()
{
int l,r;
cin>>l>>r;
if(r&1) r--;
ll ans =log2(r);
cout<<ans<<endl;
}
signed main()
{
ios_base::sync_with_stdio(false), cin.tie(nullptr);
int TCS = 1;
cin >> TCS;
for (int TC = 1; TC <= TCS; ++TC)
{
// cout<<"Case "<<TC<<": ";
solve();
}
}