if character is an operator ‘b’ or left parenthesis then.if character is an right parenthesis ‘)’, then pop all the items from stack and put it in output expression till left parenthesis ‘(‘ is encountered.if character is operands then put it in output expression.For each character ‘a’ in Infix Expression. Here we are going to define the algorithm to convert an Infix expression notation to Postfix expression notation. eg:įor more information related to Expression notation check Prefix, Postfix and Infix Expression notations. In this notation, operators are written after there operands. In this notation, mathematical operators (such as +, -, * etc.) are written in-between there operands. This is the most common notation which we use generally in out writings.
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