1sort
2stable_sort
3partition
4partition_copy
5stable_partition
6unique
7unique_copy
8nth_element
9partial_sort
10partial_sort_copy
11make_heap
12push_heap
13pop_heap
14regex_ECMAScript
15regex_POSIX
16regex_extended
17regex_awk
18regex_grep
19regex_egrep
20search
21