Benchmark: timing 1000 iterations of Grep, Max, Ternary...
      Grep: 20 wallclock secs (19.99 usr +  0.03 sys = 20.02 CPU)
       Max: 22 wallclock secs (21.69 usr +  0.03 sys = 21.72 CPU)
   Ternary: 22 wallclock secs (22.58 usr +  0.00 sys = 22.58 CPU)