how to cut words and characters from a string in java -

i want remove string first word , first letter second word. way ?

for example,

string = "hello world!" 

result must be:

"orld!"

i tried using method substring didn't know how use properly. thanks

int index = a.indexof(" "); string result = index == -1 || index == a.length() - 1 ? "" : a.substring(index + 2);