Submission

Score: 50

User: wleo.lwo

Problemset: อนุกรม

Language: cpp

Time: 0.004 second

Submitted On: 2026-09-28 12:28:42

#include <iostream>
using namespace std;

int main(){
    int x;
    cin >> x;

    int a=0,b=1,fib=1;

    for(int i=0;i<x;i++){
        if(i==x-1)cout<<fib;
        fib=a+b;
        a=b;
        b=fib;
    }





    return 0;
}