# 国語の点数、数学の点数、科学の点数
japanese_score, math_score, sience_score = map(int, input().split())

total_score = japanese_score+math_score+sience_score
average_score = (japanese_score+math_score+sience_score)/3

print("合計点:" + total_score)
print("平均点:" + average_score)