ValueError: invalid literal for int() with base 10: 'C' , Where is the conversion from str-CodePudding

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ValueError: invalid literal for int() with base 10: 'C' , Where is the conversion from str

Time：09-23

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CodePudding user response：

The problem is that you have 3 if blocks in a row, and you are expecting them to behave like elifs.

When ops[i] is 'C', it enters the first if block, and then, because 'C' != ' ', it enters the else block at the end.