Add README.md

Author: Superklok

README.md

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+# JavaScript Arrays
+<br/>
+
+### 1. [Two Sum][TwoSum]
+
+### 2. [Number of Islands][NumberOfIslands]
+
+### 3. [Sort Array by Parity][SortArrayByParity]
+
+### 4. [Transpose Matrix][TransposeMatrix]
+
+### 5. [Flipping an Image][FlippingAnImage]
+
+<br/>
+<br/>
+<br/>
+<br/>
+
+## Learn JavaScript
+### :open_book: [Full Course Outline][CourseOutline]
+<br/>
+
+[TwoSum]: https://github.com/Superklok/JavaScriptArrays/blob/main/JavaScriptTwoSum.md
+[NumberOfIslands]: https://github.com/Superklok/JavaScriptArrays/blob/main/JavaScriptNumberOfIslands.md
+[SortArrayByParity]: https://github.com/Superklok/JavaScriptArrays/blob/main/JavaScriptSortArrayByParity.md
+[TransposeMatrix]: https://github.com/Superklok/JavaScriptArrays/blob/main/JavaScriptTransposeMatrix.md
+[FlippingAnImage]: https://github.com/Superklok/JavaScriptArrays/blob/main/JavaScriptFlippingAnImage.md
+[CourseOutline]: https://github.com/Superklok/LearnJavaScript