question 7の解答#include<stdio.h>main ( ) { int i,tensu,goukei,heikin; goukei=0; for (i =1;i<11;i++){ printf("テストの点数を入力してください"); scanf("%d",&tensu); goukei +=tensu;} heikin = goukei /10; printf("合計=%d 平均は%d",goukei,heikin); return 0;}