# before
helmut@Helmuts-MacBook-Air:~/github/LCS-BV/xt$ perl 50_diff_bench.t 
S::Similarity: 0.666666666666667
             Rate     LCS  LCSidx LCStiny   LCSbv   LCSXS  S::Sim
LCS        8000/s      --    -69%    -82%    -86%    -86%    -99%
LCSidx    25814/s    223%      --    -43%    -55%    -56%    -98%
LCStiny   45081/s    464%     75%      --    -22%    -24%    -96%
LCSbv     57996/s    625%    125%     29%      --     -2%    -95%
LCSXS     59076/s    638%    129%     31%      2%      --    -95%
S::Sim  1081961/s  13425%   4091%   2300%   1766%   1731%      --


# after
helmut@Helmuts-MacBook-Air:~/github/LCS-BV/xt$ perl 50_diff_bench.t 
S::Similarity: 0.666666666666667
             Rate     LCS  LCSidx LCStiny   LCSXS   LCSbv  S::Sim
LCS        7929/s      --    -71%    -82%    -86%    -87%    -99%
LCSidx    27429/s    246%      --    -39%    -52%    -57%    -98%
LCStiny   44660/s    463%     63%      --    -22%    -30%    -96%
LCSXS     57536/s    626%    110%     29%      --     -9%    -95%
LCSbv     63433/s    700%    131%     42%     10%      --    -95%
S::Sim  1183289/s  14823%   4214%   2550%   1957%   1765%      --

# MacPro i7 perl v5.20.1
            Rate LCSidx  LCSXS  LCSbv S::Sim
LCSidx   32880/s     --   -54%   -56%   -98%
LCSXS    71087/s   116%     --    -5%   -95%
LCSbv    74472/s   126%     5%     --   -95%
S::Sim 1429134/s  4247%  1910%  1819%     --

# MacPro i7 cperl v5.28.1
            Rate LCSidx  LCSbv S::Sim
LCSidx   38745/s     --   -58%   -98%
LCSbv    91995/s   137%     --   -94%
S::Sim 1592889/s  4011%  1631%     --

