Add second year

second/semester2/CT2109/Assignments/Assignment-03/code/IVersusNMinusI.java

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+// class to implement Method 2 
+public class IVersusNMinusI implements PalindromeChecker {
+    // method 2 - comparing each element at index i to the element at n - i where n is the last index
+    @Override
+    public boolean checkPalindrome(String str) {
+        // looping through the first half of the String 
+        NewPalindrome.operations[1]++;
+        for (int i = 0; i < Math.floor(str.length() / 2); i++) {
+            NewPalindrome.operations[1] += 1 + 1 + 1 + 1;   // 1 for the getting str.length(), 1 for Math,floor, 1 for checking condition, 1 for incrementing
+
+            // returning false if the digits don't match
+            NewPalindrome.operations[1] += 1 + 1 + 1 + 1;   // 1 for str.charAt(i), 1 for ((str.lenght() -1) - 1), 1 for the other str.charAt(), 1 for checking the condition
+            if (str.charAt(i) != str.charAt((str.length()-1) - i)) {
+                return false;
+            }
+        }
+
+        // returning true as default
+        return true;
+    }
+}