# avgvalue.py
# Reads a group of positive integer values from the user,
# one at a time, until a negative value is entered. The average
# value is then computed and displayed.

# Initlize the counting variables.
total = 0
count = 0

# Extract the values.
value = int( raw_input( "Enter an integer value (< 0 to quit): " ) )
while value >= 0 :
   total = total + value
   count = count + 1
   value = int( raw_input( "Enter an integer value (< 0 to quit): " ) )
   
# Compute the average.
avg = float( total ) / count

# Print the results.
print "The average of the", count, "values you entered is", avg