udemy learnings added

Chars.java

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+public class Chars {
+    public static void main(String[] arg){
+        char potions = 'a';
+        char arithmancy = 'a';
+    }
+}

Double.java

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+public class Double {
+    public static void main(String[] args){
+        double percentage = 73.5;
+        System.out.println("This is my percentage "+percentage);
+
+        double money = 20;
+        int people = 3;
+        System.out.println(money/people);
+    }
+}

Intergers.java

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+public class Intergers {
+    public static void main(String[] args){
+        int passengerCount = 8;
+        //System.out.println(passengerCount);
+
+        int busTickets = passengerCount;
+        //System.out.println(busTickets);
+
+        passengerCount = 100;
+        //System.out.println(passengerCount);
+    }
+}

Long.java

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+public class Long {
+    public static void main(String[] args){
+        long globalPopulations = 8000000000L;
+        System.out.println("globalPopulation is "+globalPopulations);
+        long dailyWebserches = 9090990990l;
+        System.out.println("dailywebserches is "+dailyWebserches);
+    }
+}

Strings.java

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+public class Strings {
+    public static void main(String[] args){
+        String firstName = "Abhijeeth";
+        String secondName = "Sadineni";
+        int age = 19;
+        String myName = firstName + secondName;
+        String facts = myName + " is " + age + " years old. ";
+        System.out.println(facts);
+    }
+}

UdemyChallenge3.java

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+public class UdemyChallenge3 {
+    public static void main(String[] args){
+        double p = 0;
+        int oneApplePrice = 1;
+        int numOfCustomers = 0;
+        int numOfApples = 500;
+        int numOfApplesSold = 0;
+        numOfCustomers++;
+        numOfApplesSold+=4;
+        numOfCustomers++;
+        numOfApplesSold+=20;
+        numOfCustomers++;
+        numOfApplesSold+=200;
+        System.out.println("wow so far you made "+(numOfApplesSold*oneApplePrice));
+        System.out.println(numOfCustomers +" customers love your apples");
+        System.out.println("you have "+(numOfApples-numOfApplesSold)+" left we will sell tommorow");
+
+    }
+}