exercise4

exercises/exercise4/isAlpha.java

@@ -0,0 +1,13 @@
+import java.util.Scanner;
+
+public class isAlpha{
+    public static void main(String args[]) {
+        Scanner scan = new Scanner(System.in);
+        System.out.println("Enter ALPHA character!");
+        char value1 = scan.next().charAt(0);
+        int value2 = value1 - '0';
+        if (16 < value2 && value2 < 43 || 48 < value2 && value2 < 75)
+            System.out.println("TRUE!");
+    }
+}
+// In this code '0' = 48 so unicode - 48 is the output !!