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Java MD5

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112 Discussions

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  • Damian_GDO_92
     + 0 comments
    import java.io.*;
import java.util.*;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class Solution {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String string = scanner.nextLine();
        
        scanner.close();
        
        MessageDigest md;
        
        try {
            md = MessageDigest.getInstance("MD5");
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        }
        
        byte[] messageDigest = md.digest(string.getBytes());
        StringBuilder sb = new StringBuilder();
        
        for (byte b : messageDigest) {
            sb.append(String.format("%02x", b & 0xff));
        }
        
        System.out.print(sb.toString());
    }
}

  • yashdeora98294
     + 0 comments

    Here is Java MD5 Solution - https://programmingoneonone.com/hackerrank-java-md5-problem-solution.html

  • jhoneder
     + 0 comments
    import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Scanner;

public class Solution {

    public static final String MD5 = "MD5";

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String stringToMD5 = sc.nextLine();
        try {
            String md5 = converterToMd5(stringToMD5);
            System.out.println(md5);
        } catch (NoSuchAlgorithmException e) {
            System.out.println(e);
        }
    }

    public static String converterToMd5(String stringToMd5) throws NoSuchAlgorithmException {
        MessageDigest md =  MessageDigest.getInstance(MD5);
        md.update(stringToMd5.getBytes());
        byte[] digest = md.digest();
        StringBuilder sb = new StringBuilder();
        for (byte b : digest) {
            sb.append(String.format("%02x", b & 0xff));
        }
        return sb.toString();
    }

}

  • shivaniraskar99
     + 0 comments

    import java.io.; import java.util.; import java.text.; import java.math.; import java.util.regex.; import java.security.;

    public class Solution {

    public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    Scanner s = new Scanner(System.in);
    String str;
    boolean result = false;

    while(s.hasNext()){
        str = s.nextLine().trim();
        result = Pattern.matches("^[a-zA-Z0-9]+$",str);
        if(result){
            try{
                MessageDigest md = MessageDigest.getInstance("MD5");

                md.update(str.getBytes());

                byte[] digest = md.digest();

                for(byte b : digest){
                    System.out.printf("%02x",b);
                }
                System.out.println();

            } catch (Exception e){

            }                
        } else {
            System.out.println("Invalid Input!");
        }
    }
    s.close();
}

    }

  • naveend3v
     + 0 comments
    import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
import java.security.*;

public class Solution {

    public static void main(String[] args) {
        /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
        Scanner s = new Scanner(System.in);
        String str;
        boolean result = false;
        
        while(s.hasNext()){
            str = s.nextLine().trim();
            result = Pattern.matches("^[a-zA-Z0-9]+$",str);
            if(result){
                try{
                    MessageDigest md = MessageDigest.getInstance("MD5");
                    
                    md.update(str.getBytes());
                    
                    byte[] digest = md.digest();
                    
                    for(byte b : digest){
                        System.out.printf("%02x",b);
                    }
                    System.out.println();
                    
                } catch (Exception e){
                    
                }                
            } else {
                System.out.println("Invalid Input!");
            }
        }
        s.close();
    }
}