Submission

Score: 100

User: maxprogoji

Problemset: อนุกรม

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-05 11:34:02

#include <iostream>
using namespace std;
int main(){
    int n;
    cin >> n;
    long long c1 = 1;
    long long c2 = 0;
    long long c3;
    for(int i = 0; i < n; i++){
        c3 = c1 + c2;
        c1 = c2;
        c2 = c3;
    }
    cout << c3;
}