Submission

Score: 100

User: Peam

Problemset: อนุกรม

Language: c

Time: 0.002 second

Submitted On: 2025-09-27 21:23:39

#include <stdio.h>
int main(){
    int n;
    scanf("%d", &n);

    long long fib1 = 1;
    long long fib2 = 1;
    long long temp;
    for(int i = 0; i < n-2; i++){
        temp = fib1;
        fib1 = fib2;
        fib2 = temp + fib2;
    }

    printf("%lld", fib2);

    return 0;
}