FirstFewLessons

Basics/src/main/java/com/example/Basics.java

@@ -0,0 +1,106 @@
+package com.example;
+import java.util.Scanner;           //We need to importthis class to get text from the command line
+
+public class Basics {
+    public static void main(String[] args) {
+        System.out.println("Write once, run anywhere");
+        System.out.println("Write once, run anywhere!");
+
+        int a = 5;
+        int b = 3;
+        int z = a%b;
+        System.out.println(a-z);
+
+        Scanner sc = new Scanner(System.in);        //After importing the Scanner class, we need to create a Scanner object
+        System.out.print("Gimme your name: ");
+        String name = sc.nextLine();
+
+        System.out.print("Gimme your age: ");
+        int age = sc.nextInt();
+
+        System.out.println("Your name is: " + name);
+        System.out.println("Your age is: " + age);
+
+
+        /*
+            Task: Take the bill amount as input and output the corresponding tip amount, which should be 15% of the amount.
+         */
+        //System.out.print("Gimme the amount: ");
+        System.out.print("Payment: ");
+        if (!(age < 18)) {
+            double amount = sc.nextDouble();
+            System.out.println(amount*15/100);
+        }else{
+            System.out.println("You are not old enaugh to tip!");
+        }
+        
+        /*
+            You are making a program for a water sensor that should check if the water is boiling.
+            Take the integer temperature in Celsius as input and output "Boiling" if the temperature is above or equal to 100.
+            Output "Not boiling" if it's not.
+         */
+        System.out.print("What is the waters temperature? ");
+        int temp = sc.nextInt();
+        if (temp >= 100) {
+            System.out.println("Boiling");
+        }else{
+            System.out.println("Not boiling");
+        }
+
+        if (age < 18) {
+            System.out.print("Give me the number of the day: ");
+            int day = sc.nextInt();
+            switch (day) {
+                case 1:
+                    System.out.println("Monday");
+                    break;
+                case 2:
+                    System.out.println("Tuesday");
+                    break;
+                case 3:
+                    System.out.println("Wednesday");
+                    break;
+
+                default:
+                    System.out.println("Some Other day, or whatever.");
+                    break;
+            }
+        }
+
+        /*
+            You are making a robot that should categorize items by their color.
+            Each color corresponds to a box with a specific number.
+            For simplicity, our program will handle 3 colors:
+            red goes to box #1
+            green goes to box #2
+            black goes to box #3
+
+            Your program needs to take a color as input and output the corresponding box number.
+            Sample Input
+            green
+            Sample Output
+            2
+         */
+
+        System.out.print("Gimme a color: ");
+        Scanner sci = new Scanner(System.in);
+        String color = sci.nextLine();
+        switch (color) {
+            case "red":
+                System.out.println(1);
+                break;
+            case "green":
+                System.out.println(2);
+                break;
+            case "black":
+                System.out.println(3);
+                break;
+
+            default:
+                System.out.println("Something else!");
+                break;
+        }
+        sc.close();
+        sci.close();
+    }
+}

first/src/main/java/com/example/Main.java

@@ -1,14 +0,0 @@
-package com.example;
-
-public class Main {
-    public static void main(String[] args) {
-        System.out.println("Write once, run anywhere");
-        System.out.println("Write once, run anywhere!");
-        
-        int a = 5;
-        int b = 3;
-        int z = a%b;
-        System.out.println(a-z);
-
-    }
-}