added code for lexicographic sort

C/lexicographic_sort.c

@@ -0,0 +1,38 @@
+// Lexicographic sorting is the way of sorting words based on the alphabetical order of their component letters.
+
+#include <stdio.h>
+#include <string.h>
+void main()
+{
+    char str[20][20], temp[20];
+    int n, i, j;
+    printf("Enter the Number of Strings:\n");
+    scanf("%d", &n);
+
+    // Getting strings input
+    printf("Enter the Strings:\n");
+    for (i = 0; i < n; i++)
+    {
+        scanf("%s", str[i]);
+    }
+
+    // storing strings in the lexicographical order
+    for (i = 0; i < n - 1; i++)
+    {
+        for (j = 0; j < n - 1 - i; j++)
+        {
+            if (strcmp(str[j], str[j + 1]) > 0)
+            {
+                // swapping strings if they are not in the lexicographical order
+                strcpy(temp, str[j]);
+                strcpy(str[j], str[j + 1]);
+                strcpy(str[j + 1], temp);
+            }
+        }
+    }
+    printf("Strings in the Lexicographical Order is:\n");
+    for (i = 0; i < n; i++)
+    {
+        puts(str[i]);
+    }
+}