#include <stdio.h>

int main(int argc, const char * argv[]) {
    printf("\n\n");
    // Code here
    int numberarray[5]; // Empty storage as slots don't have defined values.
    int *ptr = numberarray; // Starts at beginning of array rather than having to '&numberarray[0]'
    int value = 2;

    for(;ptr<&numberarray[5]; ptr++)
    /*The ';' is there because the for loop doesn'tneed initialisation as the pointer is already pointing to the beginning of the array. If 'ptr' hasn't reached the address of element 5 (Represented by the '&' symbol) in the array then increment ptr value by 1 after every loop until it reaches the non-existent address of element 5. Arrays start from 0,1,2,3,4 which is 5 elements. When it reaches element 5 which doesn't exist, the loop breaks. Incrementation is represented by 'ptr++'*/
    {
        *ptr = value; // Follow the pointer '*' and set it to value.
        value = value * 2; // After each loop, 'value' is worth *2 its original value.
    }

    int i;
    for(i=0;i<5;i++){
        printf("%d, ", numberarray[i]);

        if(i==4){
            printf(".");

        }
    }

    // End of code
    printf("\n\n");
    return 0;
}