Submission

Score: 100

User: fienicl

Problemset: อนุกรม

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-01 17:17:44

#include <iostream>
using namespace std;

int main(){
	int n;
	cin >> n;
	long long a[100];
	a[0] = 0;
	a[1] = 1;
	for(int i = 2; i <= 100; ++i){
		a[i] = a[i-1] + a[i-2];
	}
//	for(int i = 0; i < 100; ++i){
//		cout << a[i] << " ";
//	}
	cout << a[n];
}