Kali ini saya akan posting tentang source codenya calculator infix-postfix dengan menggunakan Java. Semoga bermanfaat:) package calculator; import static java.lang.System.in; import java.util.ArrayList; import java.util.Scanner; import java.util.Stack; /** * * @author Acer */ public class calculator { public static String inputan; boolean debug; final String operands = "^*+-/" ; double result; final static int PLUS= 1; final static int MINUS= 1; final static int PERKALIAN= 2; final static int PEMBAGIAN= 2; final static int PANGKAT= 3; final static int PARANTHESIS= 4; public calculator(boolean db){ debug = db; } private calculator(String inputan) { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } public String inputan(String in){ inputan=in; return null; } public int