Benchmark: running C, perl for at least 3 CPU seconds...
         C:  3 wallclock secs ( 3.17 usr +  0.00 sys =  3.17 CPU) @ 379.18/s (n=1202)
      perl:  3 wallclock secs ( 3.17 usr +  0.00 sys =  3.17 CPU) @ 43.22/s (n=137)