Introduction - If you have any usage issues, please Google them yourself
This program can convert an expression from infix expressions to postfix expressions, and calculate the expression value. Calculate the time being, only the operation between the positive integers. Is temporarily unable to process negative, please use to calculate the negative (0-n) form. Input contains only numbers 0 to 9 and+,-,*,/,(,) the subreport, and at the end add# character as a terminator.