Random code!!

#include <stdlib.h> 	// For atoi#include <stdio.h>  	// For printf and putchar#include <assert.h>	// For assertint 	SIZE;#define SPACING 	((SIZE / 10) + 2)void reverse(int*, int);int main (int argc, char **argv){	assert(argc > 1);	printf("SPACINGS IS %d\n", SPACING);	SIZE = atoi(argv[1]) + 1;	int* a = (int*) malloc(sizeof(int) * SIZE);	int i;	for(i = 0; i < SIZE; ++i)		a[i] = i;			for(i = 0; i < SIZE; ++i)		printf("%*d ", SPACING, a[i]);	printf("\n\n");	reverse(a, SIZE);	putchar('\n');	for(i = 0; i < SIZE; ++i)		printf("%*d ", SPACING, a[i]);	putchar('\n');	return 0;}void reverse(int* a, int size){	int i, ii, dum;	for(i = 0; i < size / 2; ++i)	{				dum		= a[i];		a[i]		= a[size-1-i];		a[size-1-i]	= dum;		for(ii = 0; ii < size; ++ii)			printf("%*d ", SPACING, a[ii]);		putchar('\n');	}}