Benchmark: running LCSIndex, LCSRegEx for at least 5 CPU seconds...
  LCSIndex:  6 wallclock secs ( 5.28 usr +  0.00 sys =  5.28 CPU) @ 3463.93/s (n
=18293)
  LCSRegEx:  6 wallclock secs ( 5.50 usr +  0.00 sys =  5.50 CPU) @ 916.36/s (n=
5040)
           Rate LCSRegEx LCSIndex
LCSRegEx  916/s       --     -74%
LCSIndex 3464/s     278%       --