/*
-----------------------------------------------
	割り算の商　データ型
-----------------------------------------------
*/

#include <stdio.h>

main()
{
	int a,b;
	float c;
	float x,y,z;

	/*  ----------  失敗例 -----------  */	
	a = 20;
	b = 6;
	
	printf("a = %d \n",a);
	printf("b = %d \n",b);
	
	c = a / b;	/*　商だけ実数型にしてもダメ　*/
	
	printf("\n");
	printf("a / b = %f \n",c);
	
	printf("\n");
	printf("\n");

	/*  ----------  成功例 -----------  */	
	x = 20;
	y = 6;
	
	printf("x = %f \n",x);
	printf("y = %f \n",y);

	z = x / y;
	
	printf("\n");
	printf("x / y = %f \n",z);

	printf("\n");
	printf("\n");
}