Submission

Score: 50

User: Mocha_nb

Problemset: อนุกรม

Language: cpp

Time: 1.097 second

Submitted On: 2025-10-07 21:12:26

#include <iostream>
using namespace std;

int fib(int f){
    if(f <= 1){
        return f;
    }
    return fib(f-1) + fib(f-2);
}

int main(){
    int n=0,m=1,k,sum = 1;
    cin >> k;
    cout << fib(k);
}