题解 | #不死神兔问题#
不死神兔问题
https://www.nowcoder.com/practice/9fecec9c776c436b8a03ba0684ac76a7
#include <iostream>
using namespace std;
int getSum(int n);
int main() {
int n;
cin >> n;
cout << getSum(n) << endl;
return 0;
}
// write your code here......
int getSum(int n) {
if (n == 1 || n == 2) //n=1或2跳出递归
return 1;
return getSum(n - 1) + getSum(n - 2); //返回前两个月相加
}
