-
Notifications
You must be signed in to change notification settings - Fork 3
/
MD5.java
26 lines (22 loc) Β· 844 Bytes
/
MD5.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// https://www.hackerrank.com/challenges/java-md5/problem
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Scanner;
public class MD5 {
public static void main(String[] args) throws NoSuchAlgorithmException {
MessageDigest md5 = MessageDigest.getInstance("MD5");
Scanner scanner = new Scanner(System.in);
String message = scanner.nextLine();
scanner.close();
byte[] hash = md5.digest(message.getBytes());
String hexadecimalHash = toHex(hash);
System.out.println(hexadecimalHash);
}
private static String toHex(byte[] array) {
StringBuilder sb = new StringBuilder(2 * array.length);
for(byte b : array) {
sb.append(String.format("%02x", b&0xff));
}
return sb.toString();
}
}