import java.util.HashMap; import java.util.Map; public class CharacterCount { public static void main(String[]args) { String str = "saurabh12suman"; MapcharMapCount = new HashMap(); for(Character c : str.toCharArray()) { if(charMapCount.containsKey(c)) { charMapCount.put(c,charMapCount.get(c)+1); } else { charMapCount.put(c,1); } } System.out.println(charMapCount); } }