Files
OI-source/history_source/ccf 入门篇/U4/4.3.6.cpp
2023-08-03 09:22:52 +08:00

19 lines
186 B
C++

#include<iostream>
using namespace std;
int main()
{
int n,a;
while(true)
{
cin>>n;
a=1;
while(n!=1)
{
if(n%2==0) n/=2;
else n=3*n+1;
a++;
}
cout<<a<<endl;
}
}