Submission

Score: 50

User: angpangSK

Problemset: อนุกรม

Language: cpp

Time: 1.094 second

Submitted On: 2025-09-23 20:38:04

#include <iostream>
using namespace std;

int fibonacci(int n) {
  if (n==1)
    return 1;
  else if (n==2)
    return 1;
  else
    return fibonacci(n-1) + fibonacci(n-2);
}

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