import math

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

# Calculate the total score
total = j + m + b

# Calculate the average and truncate to one decimal place
average = total / 3
truncated_average = math.floor(average * 10) / 10

# Format and print the result
print(f"合計点:{total}平均点:{truncated_average:.1f}")