정올 539 : 반복제어문1-자가진단4

My Solution

#include<stdio.h>
int main(void){
    int num=0,count=0,sum=0;
    printf("정수를 계속 입력하시오: ");
    while(num<100){
         scanf("%d", &num);
         sum+=num;
         count++;
    }
    printf("sum :%d\navg :%.1f",sum,(float)sum/count);
    return 0;
}