6c2930289c Kruse, B. The proper postfix expression is then A B C *. 5 4 is in infix format. 4) . Algorithms for Infix, Postfix, and Prefix sections covered: 2.3 (except last subsection) topics:-definitions and examples-evaluating postfix expressions . These changes to the position of the operator with respect to the operands create two new expression formats, prefix and postfix.
In postfix, the expression would be A B C * . Dr. Table 3: An Expression with Parentheses Infix Expression Prefix Expression Postfix Expression (A B) * C * A B C A B C * . Tondo, Data structure and program design in C . Figure 8 shows the conversion to postfix and prefix notations. Queue: . Placing each on the stack ensures that they are available if an operator comes next. The operators are *, /, , and - and the operands are assumed to be single-digit integer values.
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