版权声明:本文为博主原创文章,转载请说明出处。 https://blog.csdn.net/qq278672818/article/details/81127061
#include<cstdio>
int main()
{
int i = 0, n;
scanf("%d", &n);
while(n != 1)
{
i++;
if(n%2 == 0)
n = n/2;
else
n = (3*n+1)/2;
}
printf("%d",i);
return 0;
}