import math

# Read input values
j, m, b = map(int, input().split(','))

# Calculate total score
total = j + m + b

# Calculate average and floor to two decimal places
average = total / 3
floored_average = math.floor(average * 100) / 100

# Format the average based on whether it's an integer after flooring
if floored_average.is_integer():
    formatted_average = f"{int(floored_average)}.0"
else:
    formatted_average = "{0:.2f}".format(floored_average)

# Print the result
print(f"合計点:{total}平均点:{formatted_average}")