function [ x_new, y_new ] = i4_swap ( x, y )

%% I4_SWAP swaps two integer values.
%
%  Modified:
%
%    05 February 2004
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Input, integer X, Y, two values to interchange.
%
%    Output, integer X_NEW, Y_NEW, the interchanged values.
%
  x_new = y;
  y_new = x;