Submission

Score: 50

User: Bermmmm

Problemset: อนุกรม

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-07 14:12:58

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

int main() {
    int arr[120],n;

    arr[0] = 1;
    arr[1] = 1;
    for (int i=2;i<120;i++) {
        arr[i] = arr[i-1] + arr[i-2];
    }

    cin >> n;
    cout << arr[n-1];
}