题解 | #xxx定律#
xxx定律
https://www.nowcoder.com/practice/75c189249d6145cfa33cd53edae6afc8
#include<stdio.h>
int f(int n) {
if (n == 1)return 0;
else if (n % 2 == 0)return 1 + f(n / 2);
return 1 + f((3 * n + 1) / 2);
}
int main() {
int n;
while (scanf("%d", &n) != EOF) {
printf("%d", f(n));
}
return 0;
}
