FinishedFirst

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

@@ -100,6 +100,56 @@ public class Basics {
                 System.out.println("Something else!");
                 break;
         }
+
+        /*
+            Given the age of a person as an input, output their age group.
+            Here are the age groups you need to handle:
+            Child: 0 to 11
+            Teen: 12 to 17
+            Adult: 18 to 64
+            Sample Input
+            42
+            Sample Output
+            Adult
+         */
+        int ages = sc.nextInt();
+        if (ages > 0  && ages <= 11) {
+            System.out.println("Child");
+        }else if(ages <= 17){
+            System.out.println("Teen");
+        } else if (ages <= 64) {
+            System.out.println("Adult");
+        }
+
+        /*
+            Your math teacher asked you to calculate the sum of the numbers 1 to N, where N is a given number.
+            Task: Take an integer N from input and output the sum of the numbers 1 to N, inclusive.
+            Sample Input:
+            10
+            Sample Output:
+            55
+         */
+
+        int number = sc.nextInt();
+        int sum = 0;
+        while (number > 0) {
+            sum += number;
+            number--;
+        }
+        System.out.println(sum);
+
+        /*
+            The factorial of a number N is equal to 1 * 2 * 3 * ... * N
+            For example, the factorial of 5 is 1* 2 * 3 * 4 * 5  = 120.
+            Create a program that takes a number from input and output the factorial of that number.
+         */
+        long fact = 1;
+        int num = sc.nextInt();
+        for (int i = 2; i <= num; i++) {
+            fact *= i;
+        }
+        System.out.println(fact);
+
         sc.close();
         sci.close();
     }