Submission

Score: 100

User: mnmpyuuu

Problemset: อนุกรม

Language: c

Time: 0.002 second

Submitted On: 2025-10-10 23:20:10

#include<stdio.h>
int main()
{
    int n;
    long long i=1,j=1;
    long long k;
    scanf("%d",&n);
    for(int x=2;x<n;x++)
    {
        k=i+j;
        i=j;
        j=k;
    }
    printf("%lld",k);
}