package com.java.collections;
import java.util.HashMap;
import java.util.Iterator;
public class DuplicateString {
static void findDuplicateWord(String str) {
HashMap<String, Integer> hm = new HashMap<>();
String[] s = str.split(" ");
for(String tempString : s)
{
if(hm.get(tempString)!=null)
{
hm.put(tempString, hm.get(tempString)+1);
}
else
{
hm.put(tempString, 1);
}
}
// System.out.println(hm);
Iterator<String> tempString = hm.keySet().iterator();
while(tempString.hasNext())
{
String temp = tempString.next();
if(hm.get(temp)>1)
{
System.out.println("the word " + temp + " appeared " + hm.get(temp) + " times");
}
}
}
public static void main(String[] args) {
findDuplicateWord("i i am am java java and and");
}
}
import java.util.HashMap;
import java.util.Iterator;
public class DuplicateString {
static void findDuplicateWord(String str) {
HashMap<String, Integer> hm = new HashMap<>();
String[] s = str.split(" ");
for(String tempString : s)
{
if(hm.get(tempString)!=null)
{
hm.put(tempString, hm.get(tempString)+1);
}
else
{
hm.put(tempString, 1);
}
}
// System.out.println(hm);
Iterator<String> tempString = hm.keySet().iterator();
while(tempString.hasNext())
{
String temp = tempString.next();
if(hm.get(temp)>1)
{
System.out.println("the word " + temp + " appeared " + hm.get(temp) + " times");
}
}
}
public static void main(String[] args) {
findDuplicateWord("i i am am java java and and");
}
}
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