Finding repeated words on a string and counting the repetitions

Question

I need to find repeated words on a string, and then count how many times they were repeated. So basically, if the input string is this:

String s = \"House, House         


        

Answer 1

It may help you somehow.

String st="I am am not the one who is thinking I one thing at time";
String []ar = st.split("\\s");
Map mp= new HashMap();
int count=0;

for(int i=0;i