Submission

Status:

PPPPPPPPPP

Score: 100

User: Test

Problemset: อนุกรม

Language: c

Time: 0.002 second

Submitted On: 2024-10-09 17:19:01

#include <stdio.h>

int main() {
    unsigned long long int arr[92]={0};
    arr[0]=1;
    arr[1]=1;
    //long long int tot=0;
    int n;
    scanf("%d",&n);
    if(n>=0 && n<=90){
        for(int i=2;i<=n;i++){
        arr[i]=arr[i-1]+arr[i-2];
        }
    }
    else{
        return 0;
    }
    printf("%llu",arr[n-1]);
    return 0;
}