[Manan] ADD:Comparing two strings based on lexicographic order

Author: mananguptamg

LexicographicString.java

@@ -0,0 +1,41 @@
+import java.util.Scanner;
+
+class LexicographicString {
+    // Main method
+    public static void main(String[] args) {
+        Scanner input = new Scanner(System.in);
+
+        System.out.print("Enter first string: ");
+        String str1 = input.nextLine();
+
+        System.out.print("Enter second string: ");
+        String str2 = input.nextLine();
+
+        // Method to compare two strings lexicographically
+        int result = compareStrings(str1, str2);
+
+        // Display result
+        if (result < 0) {
+            System.out.printf("\"%s\" comes before \"%s\" in lexicographical order", str1, str2);
+        } else if (result > 0) {
+            System.out.printf("\"%s\" comes before \"%s\" in lexicographical order", str2, str1);
+        } else {
+            System.out.printf("\"%s\" and \"%s\" are equal in lexicographical order", str1, str2);
+        }
+    }
+
+    // Method to compare two strings lexicographically
+    public static int compareStrings(String str1, String str2) {
+        int len1 = str1.length();
+        int len2 = str2.length();
+        int minLen = Math.min(len1, len2);
+
+        for (int i = 0; i < minLen; i++) {
+            if (str1.charAt(i) != str2.charAt(i)) {
+                return str1.charAt(i) - str2.charAt(i);
+            }
+        }
+
+        return len1 - len2;
+    }
+}