feat: add ts solution to lc problem: No.191 (#2035)

Co-authored-by: iam-abhishek-yadav <abhishekyadav.recs@gmail.com>

Author: iam-abhishek-yadav

solution/0100-0199/0191.Number of 1 Bits/README.md

@@ -261,6 +261,18 @@ int hammingWeight(uint32_t n) {
 }
 ```
 
+### **Typescript**
+```ts
+function hammingWeight(n: number): number {
+    let ans: number = 0;
+    while (n !== 0) {
+        ans++;
+        n &= (n - 1);
+    }
+    return ans;
+}
+```
+
 ### **...**
 
 ```

solution/0100-0199/0191.Number of 1 Bits/README_EN.md

@@ -211,6 +211,19 @@ int hammingWeight(uint32_t n) {
 }
 ```
 
+### **Typescript**
+```ts
+function hammingWeight(n: number): number {
+    let ans: number = 0;
+    while (n !== 0) {
+        ans++;
+        n &= (n - 1);
+    }
+    return ans;
+}
+```
+
+
 ### **...**
 
 ```

solution/0100-0199/0191.Number of 1 Bits/solution.ts

@@ -0,0 +1,8 @@
+function hammingWeight(n: number): number {
+    let ans: number = 0;
+    while (n !== 0) {
+        ans++;
+        n &= (n - 1);
+    }
+    return ans;
+}