摘要:
import random#四则运算 def t(): sym = ['+', '-', '×', '÷'] f= random.randint(0, 3) n1 = random.randint(1, 20) n2 = random.randint(1, 20) result = 0 if f== 阅读全文
posted @ 2020-11-29 19:32
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