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

# Calculate the total points
T = j + m + b

# Calculate the average, ensuring truncation to one decimal place
ten_times_T = T * 10
integer_part = ten_times_T // 3
truncated_a = integer_part / 10.0

# Output the results in the required format
print(f"合計点:{T}平均点:{truncated_a:.1f}")