09 2021 档案
摘要:import profile import random from fractions import Fraction #四则运算 def szys(): sym = ['+', '-', '×', '÷'] f= random.randint(0, 3) z = random.randint(0,
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摘要:#四则运算 import profile import random def szys(): yunsuan = ["+","-","*","/"] f= random.randint(0, 3) n1 = random.randint(1, 20) n2 = random.randint(1, 2
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