./bench_strings.sh index 10000000 50 25 200
check: basic
+ ./bench_strings.sh concat 10000 15 10 2 20
+ ./bench_strings.sh substring 25000 50 25 200
+ ./bench_strings.sh iteration 10000 10 10 100
+ ./bench_strings.sh index 100000 50 25 200
basic:
./bench_strings.sh basic