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

main()

{
	srand((unsigned)time(NULL));

 	int a, b;
	a = rand() % 11 + 5 ;
	b = rand() % 11 + 5 ;

	printf("%d ¤È %d ¤Î\n", a, b);
	printf("ÏÂ = %d\n", a + b);
	printf("º¹ = %d\n", a - b);
	printf("ÀÑ = %d\n", a * b);
	printf("¾¦ = %d ¤¢¤Þ¤ê %d\n", a / b, a % b);

	return(0)

}