Problems
Write a program that inputs integers less than 100 and, when 0 is input, outputs the number of multiples of 5 among the integers input up to that point, as well as the average of the sum. The average is output to one decimal place.
Example
35 10 23 100 64 51 5 0
Multiples of 5 : 4
sum : 150
avg : 37.5
Source
자기주도C언어프로그래밍