Submission

Score: 50

User: APNICHANAN

Problemset: อนุกรม

Language: cpp

Time: 0.003 second

Submitted On: 2025-09-23 23:26:02

#include <iostream>
using namespace std;
int a[] = {};

int fibo(int n)
{
    a[0] = 1, a[1] = 1;
    for (int i = 2; i < n; i++)
    {
        a[i] = a[i - 1] + a[i - 2];
    }
    return a[n - 1];
}

int main()
{
    int n;
    cin >> n;
    cout << fibo(n);
}