You only need one - Beginner

8_kyu/No Loops 2 - You only need one/index.ts

@@ -1,3 +1,3 @@
-export function check(a: (string | number)[], x: string | number): boolean {
+export function check<T>(a: T[], x: T): boolean {
     return a.includes(x);
 }

8_kyu/You only need one - Beginner/README.md

@@ -0,0 +1,9 @@
+## You only need one - Beginner
+
+https://www.codewars.com/kata/57cc975ed542d3148f00015b
+
+You will be given an array a and a value x. All you need to do is check whether the provided array contains the value.
+
+Array can contain numbers or strings. X can be either.
+
+Return true if the array contains the value, false if not.

8_kyu/You only need one - Beginner/index.test.ts

@@ -0,0 +1,10 @@
+import { check } from "./index";
+
+describe("Tests", () => {
+    it("example", () => {
+        expect(check([66, 101], 66)).toBe(true);
+        expect(check([80, 117, 115, 104, 45, 85, 112, 115], 45)).toBe(true);
+        expect(check(["t", "e", "s", "t"], "e")).toBe(true);
+        expect(check(["what", "a", "great", "kata"], "kat")).toBe(false);
+    });
+});

8_kyu/You only need one - Beginner/index.ts

@@ -0,0 +1,3 @@
+export function check<T>(a: T[], x: T): boolean {
+    return a.includes(x);
+}

README.md

@@ -2,8 +2,8 @@
 
 ### Katas solved
 
-`Total`: 78 \
-`8_kyu`: 61 \
+`Total`: 79 \
+`8_kyu`: 62 \
 `7_kyu`: 13 \
 `6_kyu`: 4 \
 `5_kyu`: 0 \

kata.md

@@ -1,4 +1,3 @@
-8 kyu - You only need one - Beginner - https://www.codewars.com/kata/57cc975ed542d3148f00015b
 8 kyu - pick a set of first elements - https://www.codewars.com/kata/572b77262bedd351e9000076
 8 kyu - Count the Monkeys! - https://www.codewars.com/kata/56f69d9f9400f508fb000ba7
 8 kyu - Removing Elements - https://www.codewars.com/kata/5769b3802ae6f8e4890009d2