题解 | #魔法数字变换#

#include <stdio.h>

int main()
{
    int num;
    scanf("%d", &num);
    int count = 0;
    while (num != 1)
    {
        if (num % 2 == 0)
        {
            num /= 2;
            count++;
            continue;
        }
        else
        {
           num = num * 3 + 1;
            count++;
            continue;
        }
    }
    printf("%d", count);
    return 0;
}