Create 0028.js

Author: Barklim

0028-implement-strstr.js

@@ -24,3 +24,7 @@ var strStr = function(haystack, needle) {
   const split = haystack.split(needle);
   return split.length > 1 ? split[0].length : -1;
 };
+
+// var strStr = function(haystack, needle) {
+//   return haystack.indexOf(needle)  
+// };

example/ProgrammingSkills/0.Basic/0028.js

@@ -0,0 +1,18 @@
+/**
+ * @param {string} haystack
+ * @param {string} needle
+ * @return {number}
+ */
+var strStr = function(haystack, needle) {
+
+};
+
+const example1 = strStr("sadbutsad", "sad"); // 0
+const example2 = strStr("leetcode","leeto"); // -1
+const example3 = strStr("bro", "rosb"); // -1
+const example4 = strStr("asasadbutsad", "sad"); // 3
+
+console.log(example1);
+console.log(example2);
+console.log(example3);
+console.log(example4);

example/README.md

@@ -43,6 +43,10 @@ Better order to solve problems
 0. 
 121. Best Time to Buy and Sell Stock
 424. Longest Repeating Character Replacement
+- 424. Longest Repeating Character Replacement
+- 567. Permutation in String
+- 76. Minimum Window Substring
+- 239. Sliding Window Maximum
 
 ### Linked list
 
@@ -202,4 +206,5 @@ Better order to solve problems
 ### [0.Basic](https://github.com/Barklim/leetcode-javascript/tree/master/example/ProgrammingSkills/0.Basic)
 
 1768. Merge Strings Alternately
-389. Find the Difference
+389. Find the Difference
+28. Find the Index of the First Occurrence in a String