num1 = 0
total = 0
count = 0


while num1 != "X" :
    num1 = input("Enter a number:")
    count = count + 1
 
    if num1 == "X" :
        count = count - 1
        break
     
    num1 = int(num1)
    total = total + num1

print (total)

average = total / count

print (average)