Question :
Assume that the operators +,-, X are left associative and ^ is right associative.
The order of precedence (from highest to lowest) is ^, X, +, -. The postfix expression for the infix expression a + b X c – d ^ e ^ f is
1. abc X+ def ^^ –
2. abc X+ de^f^ –
3. ab+c Xd – e ^f^
4. -+aXbc^ ^def
Answer :
1 - abc X+ def ^^ –
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