./blist blist 10 100000 0.845 total
./blist blist 100 10000 0.786 total
./blist blist 1000 1000 0.845 total
./blist blist 10000 100 1.789 total
./blist blist 100000  1 1.203 total
==============
./blist list 10 100000  1.743 total
./blist list 100 10000  2.160 total
./blist list 1000 1000  2.329 total
./blist list 10000 100 11.665 total
./blist list 100000 1  12.329 total
