7o Ergastirio

import java.io.*;

class clothingstore {

 public static void main (String args[]) throws IOException {

  InputStreamReader inSystem = new InputStreamReader (System.in);
 
  BufferedReader stdin = new BufferedReader (inSystem);

   String inData;

   int katigoria;

 
  System.out.print ("to katastima mas sas prosferi kapies ekptosis");
  System.out.println ("analoga me tin katigoria stin opoia aniki to rouxo pou epilexate");
  System.out.println ("mporite na epilexete  1 gia thn katigoria A");
  System.out.println ("                      2 gia thn katigoria B");
  System.out.println ("                      3 gia thn katigoria C");
  System.out.println ("                      4 gia otigipote allo");
  System.out.println("doste tin kathgoria tou pouxou gia na enhmerothite gia tin diathesimi ekptosi");

  inData = stdin.readLine();
  katigoria = Integer.parseInt(inData);

  if (katigoria== 1)
  
    System.out.println("den exete kapoia ekptosi.");

  if else (katigoria== 2)

    System.out.println("exete 10% ekptosi.");

  if else (katigoria== 3)

    System.out.println("exete 20% ekptosi.");

  else

    System.out.println("exete 30% ekptosi.");

 }
}

 

import java.io.*;
class ClothingStore
{
 public static void main(String Args[])throws IOException
 {
  BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
  String inData;
  int choice;
  int choice_accepted;
  double price;
  
  choice=6;
  while(choice!=5)
  {
   choice_accepted=0;
   while(choice_accepted==0)
   { 
    System.out.println("Press 1 for A class goods.");
    System.out.println("Press 2 for B class goods.");
    System.out.println("Press 3 for C class goods.");
    System.out.println("Press 4 for any other type of good.");
    System.out.println("Press 5 to quit the program.");   
 
    inData=stdin.readLine();
    choice=Integer.parseInt(inData);
     
    if (choice>=1&&choice<=5)
     choice_accepted=1;
    else
     System.out.println("Please chose between 1 and 5!");
   }
   if (choice!=5)
   {
    System.out.println("Now type the real price of the good");
    inData=stdin.readLine();
    price=Double.parseDouble(inData);
    System.out.println("The discounted price is:");
    if (choice==1)
     System.out.println(price);
    if (choice==2)
     System.out.println(0.9*price);
    if (choice==3)
     System.out.println(0.8*price);
    if (choice==4)
     System.out.println(0.7*price);
   }
  }
 }
}

class Ergasia1
{
 public static void main(String Args[])
 {
  int a = 7, b=21;
  System.out.println("The min is: "+(a<b ?a:b));
 }
}

class stringTester{

  public static void main ( String args[] ) {
 
  String str1;
  int len;

  str1 = new String("Random Jottings");

  len = str1.length();
 
  System.out.println("the string" + str1 + "is" + len + " characters long");

 }
}