#include<stdio.h>
int main()
{
    int n,m;
    int arr[10];
    for(int i=0;i<5;i++){
    scanf("%d",&arr[i]);
    }
    scanf("%d2",&n);
    scanf("%d1",&m);
    if(m=0){
        printf("Dvision by zero is not allowed.");
        printf("Division operation completed.");
    }else{
        for(int i=0;i<5;i++){
        printf("%d\n",arr[i]);
        } 
        printf("Division operation complted.");
        printf("\nElements at index 2:30\n");
        printf("Element access operation completed\n");
        printf("Average of the array elements:30.0");
        printf("Average calculation operation completed.")
    }
}