Submission

Score: 0

User: faofao

Problemset: อนุกรม

Language: c

Time: 0.000 second

Submitted On: 2025-10-11 09:15:19

#include <stdio.h>
#define ll long long

int main(){
    ll n;
    ll a=0;
    ll b=1;
     c;
    scanf(" %d" , &n);
    for(ll i=0 ; i<n-1 ; i++){
        c=a+b;
        a=b;
        b=c;
    }
    printf("%lld" ,c) ;
}