HR자바 Java MD5

개요[ | ]

HR자바 Java MD5

해커랭크 Java
#	문제	비고
HR자바 Advanced e
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57	HR자바 Java Factory Pattern
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59	HR자바 Java Visitor Pattern
60	HR자바 Java Annotations
61	HR자바 Covariant Return Types
62	HR자바 Java Lambda Expressions
63	HR자바 Java MD5
64	HR자바 Java SHA-256

Java

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import java.io.*;
import java.util.*;

public class Solution {
    static String md5(String s) {
        java.security.MessageDigest md;
        try { md = java.security.MessageDigest.getInstance("MD5"); }
        catch (Exception e) { return null; }
        md.update(s.getBytes());
        String result = (new java.math.BigInteger(1, md.digest())).toString(16);
        while(result.length()<32) { result = "0" + result; }
        return result;
    }
    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 sc = new Scanner(System.in);
        String str = sc.next();
        System.out.println( md5(str) );
    }
}