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