Day 1: Data Types | 30 Days of Coding | HackerRank | Java Language

**Before watching this make sure that you’ve tried enough**

import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {
    public static void main(String[] args) {
        int i = 4;
        double d = 4.0;
        String s = "HackerRank ";
        Scanner scan = new Scanner(;

        /* Declare second integer, double, and String variables. */
        int a = scan.nextInt();
        double b = scan.nextDouble();
        String ch = scan.nextLine();
        /* Read and save an integer, double, and String to your variables.*/
        // Note: If you have trouble reading the entire String, please go back and review the Tutorial closely.
        a = i + a;
        /* Print the sum of both integer variables on a new line. */
        b = b + d;
        /* Print the sum of the double variables on a new line. */
        s += ch;
        /* Concatenate and print the String variables on a new line; 
        	the 's' variable above should be printed first. */


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