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# µû¶óÇÏ¸ç ¹è¿ì´Â ÆÄÀ̽ã°ú µ¥ÀÌÅÍ°úÇÐ(»ý´ÉÃâÆÇ»ç 2020)
# 2.15 »ç¿ëÀڷκÎÅÍ Á¤¼ö ÀԷ¹ޱâ, 62ÂÊ
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x = int(input("ù ¹ø° Á¤¼ö¸¦ ÀÔ·ÂÇϽÿÀ: "))
y = int(input("µÎ ¹ø° Á¤¼ö¸¦ ÀÔ·ÂÇϽÿÀ: "))
z = int(input("¼¼ ¹ø° Á¤¼ö¸¦ ÀÔ·ÂÇϽÿÀ: "))
sum = x + y + z
average = sum / 3
print(x, "°ú", y, "°ú", z, "ÀÇ ÇÕÀº", sum, ", Æò±ÕÀº", average, "ÀÔ´Ï´Ù.")