Leetcode
Try hard Java on hackerrank Day1: Wellcome 2 java public class Solution { public static void main ( String [] args ){ System . out . println ( "Hello, World." ); System . out . println ( "Hello, Java." ); } } Day2: java stdin and stdout import java.util.Scanner ; public class Solution { public static void main ( String [] args ){ Scanner input = new Scanner ( System . in ); int number1 = input . nextInt (); int number2 = input . nextInt (); int number3 = input . nextInt (); System . out . println (number1); System . out . println (number2); System . out . println (number3); } } Day3: java if else import java.util.Scanner ; public class Solution { ...