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  1. import java.util.HashSet;
  2. import java.util.Scanner;
  3. import java.util.Set;
  4.  
  5. /**
  6.  * Created by studyalgorithms.com
  7.  */
  8.  
  9. class TwoStrings {
  10.  
  11.     public static void main(String[] args) {
  12.         Scanner scan = new Scanner(System.in);
  13.         int n = scan.nextInt();
  14.  
  15.         Set<Character> a;
  16.         Set<Character> b;
  17.  
  18.         for (int i = 0; i < n; i++) {
  19.  
  20.             a = new HashSet<>();
  21.             b = new HashSet<>();
  22.  
  23.             for (char c : scan.next().toCharArray()) {
  24.                 a.add(c);
  25.             }
  26.             for (char c : scan.next().toCharArray()) {
  27.                 b.add(c);
  28.             }
  29.  
  30.             // store the set intersection in set 'a'
  31.             a.retainAll(b);
  32.  
  33.             System.out.println((a.isEmpty()) ? "NO" : "YES");
  34.         }
  35.         scan.close();
  36.     }
  37. }
Success #stdin #stdout 0.05s 4386816KB
comments (?)
stdin
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2
hello
world
hi
world
stdout
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YES
NO
https://ideone.com/H09Wje
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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