#include<stdio.h>

#define SIZE 5

int squareArray(int ary[], int size);
int squareSingle(int arg);

int main( void )
{
int a = 10;
int b[SIZE] = {1, 2, 3, 4, 5};
int i;


printf("b = %p\n", b);
printf("&b[0] = %p\n", &b[0]);

squareArray(b, SIZE);
printf("The array elements after calling squareArray() ...\n");
for (i = 0; i < SIZE; i++) {
    printf("b[%d] = %d\n", i, b[i]);
}

squareSingle(a);
printf("a = %d after calling to squareSingle()\n", a);

return 0;
}


/*
  For each element of the array, compute the square of the element.
*/
int squareArray(int ary[], int size)
{
int i;

printf("ary = %p\n", ary);
printf("&ary[0] = %p\n", &ary[0]);

for (i = 0; i < size; i ++){
    ary[i] *= ary[i];
}

for (i = 0; i < size; i ++) {
    printf("ary[%d] = %d\n", i, ary[i]);
}
printf("\n");

return 0;
}


int squareSingle(int arg)
{
arg *= arg;

printf("arg * arg = %d\n", arg);

return 0;
}