Update readme.md

Author: javadev

src/main/java/g3101_3200/s3137_minimum_number_of_operations_to_make_word_k_periodic/readme.md

@@ -30,33 +30,14 @@ We can obtain a 4-periodic string by picking i = 4 and j = 0. After this operati
 
 We can obtain a 2-periodic string by applying the operations in the table below.
 
-i
-
-j
-
-word
-
-0
-
-2
-
-etetcoleet
-
-4
-
-0
-
-etetetleet
-
-6
-
-0
-
-etetetetet
+    i  j  word
+    0  2  etetcoleet
+    4  0  etetetleet
+    6  0  etetetetet
 
 **Constraints:**
 
 *   <code>1 <= n == word.length <= 10<sup>5</sup></code>
 *   `1 <= k <= word.length`
 *   `k` divides `word.length`.
-*   `word` consists only of lowercase English letters.
+*   `word` consists only of lowercase English letters.