#!/usr/bin/env python

def r8_unswap3 ( x, y, z ):

#*****************************************************************************80
#
## R8_UNSWAP3 unswaps three R8's.
#
#  Example:
#
#    Input:
#
#      X = 2, Y = 3, Z = 1
#
#    Output:
#
#      X = 1, Y = 2, Z = 3
#
#  Licensing:
#
#    This code is distributed under the GNU LGPL license. 
#
#  Modified:
#
#    04 June 2013
#
#  Author:
#
#    John Burkardt
#
#  Parameters:
#
#    Input, real X, Y, Z, three values to be swapped.
#
#    Output, real X, Y, Z, the swapped values.
#
  w = z
  z = y
  y = x
  x = w

  return x, y, z