Tag: Java program to count the occurrence of each character in a string using Hashmap

String Char Counts Using Collections: package InterViewQuestions;import java.util.HashMap;import java.util.Map;public class StringCharCountsUsingCollections { //string = hemchandrraBhatt //print number chars repeated public static void main(String[] args) { String str = “hemchandrabhatt”; HashMap<Character, Integer> mapCharCount = new HashMap<>(); char[] charArr = str.toCharArray(); for (char c : charArr) { if (mapCharCount.containsKey(c)) { mapCharCount.put(c, mapCharCount.get(c) + 1); } else {…

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