re模块计算器作业

1 - 2 * ( (60-30 +(-40/5) * (9-2*5/3 + 7 /3*99/4*2998 +10 * 568/14 )) - (-4*3)/ (16-3*2) )

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转载自www.cnblogs.com/zhangmingda/p/9145058.html