Submission

Score: 50

User: jackpapho

Problemset: อนุกรม

Language: cpp

Time: 0.005 second

Submitted On: 2026-09-30 20:32:27

#include <iostream>
using namespace std;

int main(){
    int n;
    cin >> n;
    int a = 1,b=1;
    for (int i = 1;i < n;i++){
        int temp = a;
        a = a+b;
        b = temp; 
    }
    cout << b;
}