/*
---------------------------------------------
	while文　入力した値の合計	while_02_goukei.c
---------------------------------------------
*/
#include <stdio.h>
main()
{
	int kazu,goukei,kensu;
	float heikin;
	
	goukei=0;
	kensu=0;
	
	printf("数を入れて下さい（０で終了）\n");
	printf("-->");
	scanf("%d",&kazu);
	
	while ( kazu!=0 ) {
		
		goukei=goukei+kazu;
		kensu++;

		printf("-->");
		scanf("%d",&kazu);
	}

	heikin=(float)goukei/kensu;
	
	printf("\n");
	printf("合計＝%d \n",goukei);
	printf("件数＝%d \n",kensu);
	printf("平均＝%.2f \n",heikin);
	
}