/usr/bin/perl -w /home/lanx/pm/t_var_pairs.pl a had the value 1 ----------exit d had the value 4 b had the value 2 c had the value 3 ----------exit a had the value 1 ----------exit d had the value 4 b had the value 2 c had the value 3 ----------exit Compilation finished at Sun May 6 21:54:21