using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication54
{
    class Program
    {
        static string ToPr(string s)
            {
	            char temp = '';
	            var rez = new StringBuilder();//строка вывода
	            var stack = new Stack<string>();
	            var i = 0;
	            var priority = new Dictionary<char, int>();
                priority.Add('(', 0);
                priority.Add(')', 1);
                priority.Add('+', 2);
                priority.Add('-', 2);
                priority.Add('*', 3);
                priority.Add('/', 3);
                priority.Add('^', 4);
	            for (;i<s.Length;i++)
	            {
			        if (s[i] == '(')
			        {
				        stack.Push("(");
			        }
			        else
			        if (s[i] == ')')
			        {
				        while (stack.Peek() != "(")
				        {
					        rez.Append(stack.Pop());
				        }
				        stack.Pop();
			        }
			        else
			        if (priority.ContainsKey(s[i]))
			        {
				        temp = s[i];
				        while (true)
					        if (priority[temp] <= priority[stack[u]])
					        {
						        rez += stack[u].toString();
						        u--;
					        }
					        else break;
				        u++;
				        stack[u] = temp;
			        }
			        else
			        if (s.charAt(i) == ' ') ;
			        else
			        {
				        rez += s.charAt(i).toString();
				            if (i>0)
					            if (stack[u] == '~')
					            {
						            rez += stack[u].toString();
						            u--;
					            }
			            }
		            }
	            }
	            for (; u >= 0; u--)
	            {
		            rez += stack[u].toString();
	            }
	            return rez;
            }
        static void Main(string[] args)
        {



            function ToInf(s)
            {
	            var pred = "";
	            var pr = [];
	            var rez = "";//строка вывода
	            var stuck = [];

	            var u = -1;//u - указатель на текущую позицию в стеке
	            var i = 0;

	            var priority = [];
	            priority['('] = 0;
	            priority[')'] = 1;
	            priority['+'] = 2;
	            priority['-'] = 2;
	            priority['~'] = 2;
	            priority['*'] = 3;
	            priority['/'] = 3;
	            priority['^'] = 4;

	            var i = 0;
	            for (i=0;i<s.length;i++)
	            {
		            if (s.charAt(i) == '~')
		            {
			            if ((u == 0) && (stuck[u].length == 1))
				            stuck[u] = '-' + stuck[u];
			            else
				            if (stuck[u].length == 1)
					            stuck[u] = '(' + ('-' + (stuck[u] + ')'));
				            else
				            {
					            stuck[u] = '-' + ('(' + (stuck[u] + ')'));
					            if (s.charAt(i+1) in priority)
						            stuck[u] = '(' + (stuck[u] + ')');
				            }
			            pr[u] = 2;
		            }
		            else
		            {
			            if ((s.charAt(i) == '+') || (s.charAt(i) == '-') ||
			            (s.charAt(i) == '/') || (s.charAt(i) == '*') ||
			            (s.charAt(i) == '^'))
			            {
				            if (pr[u] < priority[s.charAt(i)])
				            {
					            stuck[u] = '(' + (stuck[u] + ')');
				            }
				            if (pr[u-1] < priority[s.charAt(i)])
				            {
					            stuck[u-1] = '(' + (stuck[u-1] + ')');
				            }
				            pred = s.charAt(i);
				            stuck[u-1] = stuck[u-1] + (s.charAt(i) + stuck[u]);
				            pr[u-1] = priority[s.charAt(i)];
				            u--;
			            }
			            else
			            if (s.charAt(i) == ' ') ;
			            else
			            {
				            u++;
				            stuck[u] = s.charAt(i);
				            pr[u] = 5;
			            }
		            }
	            }
	            var rez ="";
	            for (i=0; i<=u; i++)
		            rez += stuck[i].toString();
	            WSH.Echo(rez);
	            return rez;
            }





            //Здесь начинается сама программа!!!)
            var fso = new ActiveXObject("Scripting.FileSystemObject");
            if (WScript.arguments.length == 0)
            {
	            WSH.Echo ("File is not exist");
	            WScript.Quit();
            }
            if (fso.FileExists(WScript.arguments(0)))
	            var text = fso.OpenTextFile(WScript.arguments(0));
            else
            {
	            WSH.Echo ("File is not exist");
	            WScript.Quit();
            }

            var s="";
            s = text.ReadAll();
            text.close();
            if (WScript.arguments.length == 1)
            {
	            WSH.Echo ("Operation is not exist");
	            WScript.Quit();
            }
            if (WScript.arguments(1) == "InfToPr")//из инфексной в префиксную
            {
	            var k = "";
	            var i = 0;
	            for (i=0;i<s.length;i++)
		            if (s.charAt(i) != ' ') k += s.charAt(i).toString();
	            var s = ToPr(s);
	            if (ToInf(s) == k) WSH.Echo(s);
	            else WSH.Echo("wrong expression");
            }
            else
            if (WScript.arguments(1) == "PrToInf")//из префиксной в инфексную
            {
	            var k = "";
	            var i = 0;
	            for (i=0;i<s.length;i++)
		            if (s.charAt(i) != ' ') k += s.charAt(i).toString();
	            var s = ToInf(s);
	            if (ToPr(s) == k) WSH.Echo(s);
	            else WSH.Echo("wrong expression");
            }
            else//если ни то, ни то
            WSH.Echo("unknown command");
            WScript.Quit();
        }
    }
}