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  1. import java.util.*;
  2. class Main{
  3.     public static boolean anagram(String ch1,String ch2){
  4.         HashMap<Character,Integer> map=new HashMap<>();
  5.         if(ch1.length()!=ch2.length()){
  6.             return false;
  7.         }else{
  8.         for(int i=0;i<ch1.length();i++){
  9.             char c1=ch1.charAt(i);
  10.             char c2=ch2.charAt(i);
  11.             map.put(c1,map.getOrDefault(c1,0)+1);
  12.             map.put(c2,map.getOrDefault(c2,0)-1);
  13.  
  14.         }
  15.         for(int value : map.values()){
  16.             if(value!=0){
  17.             return false;
  18.             }
  19.         }
  20.             return true;
  21.  
  22.         }
  23.     }
  24.     public static void main (String[] args) {
  25.         String ch1="anar";
  26.         String ch2="aanr";
  27.         boolean ans=anagram(ch1,ch2);
  28.         if(ans){
  29.             System.out.println("anagram");
  30.         }else{
  31.             System.out.println("not anagram");
  32.         }
  33.     }
  34. }
Success #stdin #stdout 0.07s 54644KB
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anagram
https://ideone.com/74hR4N
language:
Java (HotSpot 12)
created:
16 hours ago
visibility:
public

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