题解 | #xxx定律#
xxx定律
https://www.nowcoder.com/practice/75c189249d6145cfa33cd53edae6afc8
#include <iostream>
using namespace std;
int main() {
int a, b;
while (cin >> a)
{ // 注意 while 处理多个 case
// cout << a + b << endl;
if (a == 0)
{
return 0;
}
b = 0;
while (a != 1)
{
if (a % 2 == 0)
{
a /= 2;
b++;
}
else
{
a = (a*3 + 1) / 2;
b++;
}
}
cout << b <<endl;
}
}
// 64 位输出请用 printf("%lld")
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