Hackerrank – Java Solution – Java Int to String Solution

Hackerrank - Java Solutions Hackerrank Online Judge Solution

Hackerrank – Java Solution – Java Int to String Solution

HackerRank Problem Solution

Problem Name – Java Int to String
Problem Link –  Java Int to String
Level – Introduction Challenges

Java Only Submit Part Code 

String s = "" + n;

Java Full Source Code 

import java.util.*;
import java.security.*;

public class Solution {
public static void main(String[] args) {
DoNotTerminate.forbidExit();
try {
Scanner in = new Scanner(System.in);
int n = in .nextInt();
in.close();

/* Here are 3 ways to convert an int to a String */
// String s = String.valueOf(n);
// String s = Integer.toString(n);
String s = "" + n;

if (n == Integer.parseInt(s)) {
System.out.println("Good job");
} else {
System.out.println("Wrong answer.");
}
} catch (DoNotTerminate.ExitTrappedException e) {
System.out.println("Unsuccessful Termination!!");
}
}
}

// The following class will prevent you from terminating the code using exit(0)!
class DoNotTerminate {
public static class ExitTrappedException extends SecurityException {
private static final long serialVersionUID = 1;
}
public static void forbidExit() {
final SecurityManager securityManager = new SecurityManager() {
@Override
public void checkPermission(Permission permission) {
if (permission.getName().contains("exitVM")) {
throw new ExitTrappedException();
}
}
};
System.setSecurityManager(securityManager);
}
}

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