/**
 * Add description of the program here
 */

import static dit948.SimpleIO.*;

/**
 * @author Musard Balliu
 *
 * @date Sep 9, 2015
 *
 */
public class InfixToPostfix {
	
	/**
	 * This subroutine/method/function takes as input a character c
	 * and returns an integer (0 or 1) corresponding to the priority of operator c
	 * -1  it returned whenever c is not an operator.
	 */
	
	static int  p(char c){
		if ((c=='+') || (c=='-')) {
			return 0;
		}
		else if ((c=='/') || (c=='*')) {
			return 1;
		}
		else {
			return -1;
		} 
	}
	
	/**
	 * Describe here what this subroutine is doing
	 */

	static String infixToPostfix(String infix){
		String postfix = "";
		
		//Write the code to implement Task 1
		
		return postfix;
	}
	
	/**
	 * Describe here what this subroutine is doing
	 */

	static int eval(String postfix){
		int  result = 0;
		
		//Write the code to implement Task 2
		
		return result;
	}

	/**
	 * This is the main method. It should implement the main task
	 */
	public static void main(String[] args) {
		
		String infix="";
		// Write  code to implement main task
				
		//call subroutine infixToPostfix
		String postfix = infixToPostfix(infix);
		
		// call subroutine to implement postfix
		int result = eval(postfix);
		
		// print the result to the user and repeat everything whenever
		// he/she wants to continue
	}

}