曾煒峻

1. from decimal import Decimal, ROUND_HALF_UP
   
2. a =int(input())
   
3. b =int(input())
   
4. c =int(input())
   
5. 
   
6. s=a+b+c
   
7. print(f"{a}+{b}+{c}={s}")
   
8. avg=Decimal(str(s/3)).quantize(Decimal('0.00'),
   
9.     rounding=ROUND_HALF_UP)
   
10. 
    
11. print(avg)

複製代碼