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import java.util.*;
public class example1 {

   /**
    * @param args
    */
   public static void main(String[] args)
   {
      //Variable declarations for input and calculations
      int a, b, c, d;

      //Input
      System.out.println("Example 1: \n");

      System.out.println("Enter a value for 'a': ");
      /*readInt is another method, that will return an int
      and it will not take in any parameters*/
      a = readInt();

      System.out.println("Enter a value for 'b': ");
      b = readInt();

      //Calculations
      //Should c and d be the same?
      c = ( ( a + b - 1) * 2) /4;
      d = a + b - 1 * 2 / 4;

      //Output
      System.out.println("c = " + c);
      System.out.println("d = " + d);
   }

   public static int readInt()
   {
      Scanner sc = new Scanner(System.in);
      int x = sc.nextInt();
      return x;
   }

}

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