Sum & Mult till before the last before element and check if it's less than the last before element!

main.c

#include<stdio.h>

int main() {
	int arr[20],n,i=0,sum=0,mult=1,element;

	printf("Enter number of elements: ");
	scanf("%d",&n);

	while(i<n) {
		printf("\nEnter no%d: ",i);
		scanf("%d",&arr[i]);
		if (i<n-2){
			sum += arr[i];
			mult *= arr[i];
		}
		i++;
	}

	element=arr[n-2];

	if ((sum<element) && (mult<element)) {
		printf("\nFantabulous\n");
	} else {
		if(sum<element){
			printf("\nFantastic\n");
		}
		if(mult<element){
			printf("\nFabulous\n");
		}
	}
	return 1;
}