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 floor it to the first decimal place
average = total / 3
average_floored = math.floor(average * 10) / 10

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