32-th Fibonacci number is 3524578
Total is 902291968

 Performance counter stats for 'bin/cpp-classes.bin 32 256':

      38136.603762      task-clock (msec)         #    0.999 CPUs utilized          
             3,282      context-switches          #    0.086 K/sec                  
               148      cpu-migrations            #    0.004 K/sec                  
             2,748      page-faults               #    0.072 K/sec                  
   137,496,994,045      cycles                    #    3.605 GHz                      (83.33%)
    56,615,338,915      stalled-cycles-frontend   #   41.18% frontend cycles idle     (83.33%)
     9,194,177,492      stalled-cycles-backend    #    6.69% backend cycles idle      (66.66%)
   176,941,878,787      instructions              #    1.29  insn per cycle         
                                                  #    0.32  stalled cycles per insn  (83.34%)
    28,895,067,866      branches                  #  757.673 M/sec                    (83.34%)
       688,998,740      branch-misses             #    2.38% of all branches          (83.33%)

      38.176100497 seconds time elapsed