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