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

main()
{
	int a, b, c;
	
	srand((unsigned)time(NULL));
	
	a = rand() % 10 + 1;
	b = rand() % 90 + 10;
	
	printf("a = %d and b = %d\n", a, b);
	
	c = a;
	a = b;
	b = c;
	
	printf("a = %d and b = %d\n", a, b);
	
	return(0);
}