q5

#include <stdio.h>
#include<stdlib.h>

void printArr(int *, int);

int main()
{
int n, i;
printf("Size of array: ");
scanf("%d", &n);
if(n<0)
{
printf("Memory allocation failed");
exit(0);
}


int *my_array;
my_array = (int*) malloc(n * sizeof(int)); //dynamic allocation of memory
if(my_array == NULL)
{
printf("Error! memory not allocated."); //if memory not allocated terminate the program
exit(0);
}
*my_array = 1;
for(i =1; i<n; i++)
*(my_array+i) = i*100;

printArr(my_array, n);

free(my_array);
return 0;
}

void printArr(int * arr, int n){
int i;
for(i=0;i<n;i++)
{
printf("%d\n",arr[i]); //printing first n elements of array
}
}