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

main()
{
	srand((unsigned) time(NULL));
	
	int i, tmp, num;
	
	num = rand() % 10 + 10;
	
	int ary[num];
	
	for(i=0; i<num; i++){
		ary[i] = rand() % 90 + 10;
		printf("%d ", ary[i]);
	}
	
	printf("\n");
	
	for(i=0; i<num/2; i++){
		tmp = ary[i];
		ary[i] = ary[num-1-i];
		ary[num-1-i] = tmp;
	}
	
	for(i=0; i<num; i++)
		printf("%d ", ary[i]);
	
	printf("\n");
	
	return(0);
}