魔法数字变换
魔法数字变换
https://ac.nowcoder.com/acm/problem/22163
#include <bits/stdc++.h> using namespace std; int main(void) { int n; cin >> n; int step = 0; while (n != 1) { if (n % 2 == 0) n = n / 2; else n = n * 3 + 1; step++; } cout << step; return 0; }