Submission

Score: 50

User: kenmuay

Problemset: อนุกรม

Language: cpp

Time: 1.095 second

Submitted On: 2025-10-13 15:11:02

#include <bits/stdc++.h>
using namespace std;

int fibo(int x){
    if(x<=2) return 1;
    return fibo(x-1)+fibo(x-2);
}
int main(){
    int n;
    cin >> n;
    if(n>90) return 0;
    cout << fibo(n);
    return 0;
}