package strings;

import java.util.Arrays;

/**
 * Two strings are anagrams if they are made of the same letters arranged differently (ignoring the
 * case).
 */
public class CheckAnagrams {
  public static void main(String[] args) {
    assert isAnagrams("Silent", "Listen");
    assert isAnagrams("This is a string", "Is this a string");
    assert !isAnagrams("There", "Their");
  }

  /**
   * Check if two strings are anagrams or not
   *
   * @param s1 the first string
   * @param s2 the second string
   * @return {@code true} if two string are anagrams, otherwise {@code false}
   */
  public static boolean isAnagrams(String s1, String s2) {
    s1 = s1.toLowerCase();
    s2 = s2.toLowerCase();
    char[] values1 = s1.toCharArray();
    char[] values2 = s2.toCharArray();
    Arrays.sort(values1);
    Arrays.sort(values2);
    return new String(values1).equals(new String(values2));
  }
}