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