$ ./test-speed.sh && ./test.sh && ./test-bash.sh
CPU time: 0.159s
Countrate: 629MHz
real 0m0.736s
user 0m0.015s
sys 0m0.060s
real 0m1.777s
user 0m0.499s
sys 0m1.264s
root@8f6c184dd6d2:/src# ./test-speed.sh && ./test.sh && ./test-bash.sh
CPU time: 0.163s
Countrate: 614MHz
real 0m0.148s
user 0m0.020s
sys 0m0.120s
real 0m0.162s
user 0m0.040s
sys 0m0.110s