1 println strrpl("\tld [hli], a", "[hli]", "[hl+]")
2 println strrpl("lolololol", "lol", "hah")
3 println strrpl("h e ll o", " ", "")
4 println strrpl("world", "", "x")
5 println strrpl("", "a", "b")
6 println strrpl("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "a", "[bbbbbbbb]")
7