How to evaluates an expression using this technique

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Reference no: EM1332168

Many early calculators used a post-fix entry to perform arithmetic calculations. For example 2 + 3 in in-fix notation would be 2 3 + in post-fix notation. ( 2 + 3 ) * 4, would be 2 3 + 4 *. Utilizing a stack, post-fix expressions are very easily evalauted. If an entry is numeric, simply push it on the stack. If an entry is an operator, pop the top two elements from the stack, perform the operation, and push the result on the stack. You must write a C# program that asks a user for input and evaluates an expression using this technique. For example:

Enter your post-fix expression: 5 6 + 4 5 * +

Reference no: EM1332168

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