// Float.floatToIntBits( float ) = Returns a representation of the specified 
//  floating-point value according to the IEEE 754 format

public class func_call_conv1
{
   static void printBitFloat( float x )
   {
      int i;
   
      for ( i = 31; i >= 0; i-- )
      {
         if ( (Float.floatToIntBits(x) & (1 << i)) != 0 )
            System.out.print("1");
         else
            System.out.print("0");
      }
   }
   
   static void printBitInt( int x )
   {
      int i;
   
      for ( i = 31; i >= 0; i-- )
      {
         if ( (x & (1 << i)) != 0 )
            System.out.print("1");
         else
            System.out.print("0");
      }
   }
   
   
   static float f( float x)
   {
      System.out.print("   Inp param  x = " + x + ", repr in bits: ");
      printBitFloat(x);
      System.out.println();
   
      float r;
   
      r = x*x;
   
      System.out.print("   Return value = " + r + ", repr in bits: ");
      printBitFloat(r);
      System.out.println("\n");
   
      return(r);
   }
   
   public static void main(String[] args)
   {
      int a, b;
   
      a = 2;
      System.out.print("a = " + a + ", repr in bits: ");
      printBitInt(a);
      System.out.println("\n");
   
      b = (int) f(a);
   
      System.out.print("b = " + b + ", repr in bits: ");
      printBitInt(b);
      System.out.println("\n");
   }
   
   
}