题解 | #Fibonacci#
Fibonacci
https://www.nowcoder.com/practice/17ad6908e36a49f4b06ea96936e8bb25
#include <iostream>
using namespace std;
int cal(int n){
if(n == 0) return 0;
else if(n == 1) return 1;
else return cal(n - 1) + cal(n - 2);
}
int main() {
int n;
cin >> n;
cout << cal( n );
return 0;
}
