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Tag: postfix-notation

Infix to Postfix short trick

Does anybody know a shortcut or short trick for infix to postfix conversion for multiple-choice questions exam? I know the method using stack but is there any fast technique for it? for example a+b*(c^d-e)^(f+gh)-i to abcd^e-fgh+^*+i- Answer Write the expression as a tree (leaves are values, internal nodes are operators), preserving the left-to-right order of values, and then write down

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