feat: add solutions to lc problems: No.2269, 0219 (#939)

* No.2269.Find the K-Beauty of a Number
* No.0219.Contains Duplicate II

Author: thinkasany

solution/0200-0299/0219.Contains Duplicate II/README.md

@@ -142,6 +142,22 @@ public class Solution {
 }
 ```
 
+### **TypeScript**
+
+```ts
+function containsNearbyDuplicate(nums: number[], k: number): boolean {
+    const map = new Map();
+    for (let i = 0; i < nums.length; i++) {
+        const t = nums[i];
+        if (map.has(t) && i - map.get(t) <= k) {
+            return true;
+        }
+        map.set(t, i);
+    }
+    return false;
+}
+```
+
 ### **...**
 
 ```

solution/0200-0299/0219.Contains Duplicate II/README_EN.md

@@ -123,6 +123,22 @@ public class Solution {
 }
 ```
 
+### **TypeScript**
+
+```ts
+function containsNearbyDuplicate(nums: number[], k: number): boolean {
+    const map = new Map();
+    for (let i = 0; i < nums.length; i++) {
+        const t = nums[i];
+        if (map.has(t) && i - map.get(t) <= k) {
+            return true;
+        }
+        map.set(t, i);
+    }
+    return false;
+}
+```
+
 ### **...**
 
 ```

solution/0200-0299/0219.Contains Duplicate II/Solution.ts

@@ -0,0 +1,11 @@
+function containsNearbyDuplicate(nums: number[], k: number): boolean {
+    const map = new Map();
+    for (let i = 0; i < nums.length; i++) {
+        const t = nums[i];
+        if (map.has(t) && i - map.get(t) <= k) {
+            return true;
+        }
+        map.set(t, i);
+    }
+    return false;
+}

solution/2200-2299/2269.Find the K-Beauty of a Number/README.md

@@ -138,7 +138,17 @@ func divisorSubstrings(num int, k int) int {
 ### **TypeScript**
 
 ```ts
-
+function divisorSubstrings(num: number, k: number): number {
+    let ans = 0;
+    const s = num.toString();
+    for (let i = 0; i < s.length - k + 1; ++i) {
+        const t = parseInt(s.substring(i, i + k));
+        if (t !== 0 && num % t === 0) {
+            ++ans;
+        }
+    }
+    return ans;
+}
 ```
 
 ### **...**

solution/2200-2299/2269.Find the K-Beauty of a Number/README_EN.md

@@ -128,7 +128,17 @@ func divisorSubstrings(num int, k int) int {
 ### **TypeScript**
 
 ```ts
-
+function divisorSubstrings(num: number, k: number): number {
+    let ans = 0;
+    const s = num.toString();
+    for (let i = 0; i < s.length - k + 1; ++i) {
+        const t = parseInt(s.substring(i, i + k));
+        if (t !== 0 && num % t === 0) {
+            ++ans;
+        }
+    }
+    return ans;
+}
 ```
 
 ### **...**

solution/2200-2299/2269.Find the K-Beauty of a Number/Solution.ts

@@ -0,0 +1,11 @@
+function divisorSubstrings(num: number, k: number): number {
+    let ans = 0;
+    const s = num.toString();
+    for (let i = 0; i < s.length - k + 1; ++i) {
+        const t = parseInt(s.substring(i, i + k));
+        if (t !== 0 && num % t === 0) {
+            ++ans;
+        }
+    }
+    return ans;
+}