feat: add typescript solution to lc problem: No.0537

No.0537.Complex Number Multiplication

Author: zhaocchen

solution/0500-0599/0537.Complex Number Multiplication/README.md

@@ -80,6 +80,20 @@ class Solution {
 }
 ```
 
+### **TypeScript**
+
+```ts
+function complexNumberMultiply(num1: string, num2: string): string {
+    let arr1 = num1.split('+'), arr2 = num2.split('+');;
+    let r1 = Number(arr1[0]), r2 = Number(arr2[0]);
+    let v1 = Number(arr1[1].substring(0, arr1[1].length - 1)),
+        v2 = Number(arr2[1].substring(0, arr2[1].length - 1));
+    let ansR = r1 * r2 - v1 * v2;
+    let ansV = r1 * v2 + r2 * v1;
+    return `${ansR}+${ansV}i`;
+};
+```
+
 ### **C++**
 
 ```cpp

solution/0500-0599/0537.Complex Number Multiplication/README_EN.md

@@ -70,6 +70,20 @@ class Solution {
 }
 ```
 
+### **TypeScript**
+
+```ts
+function complexNumberMultiply(num1: string, num2: string): string {
+    let arr1 = num1.split('+'), arr2 = num2.split('+');;
+    let r1 = Number(arr1[0]), r2 = Number(arr2[0]);
+    let v1 = Number(arr1[1].substring(0, arr1[1].length - 1)),
+        v2 = Number(arr2[1].substring(0, arr2[1].length - 1));
+    let ansR = r1 * r2 - v1 * v2;
+    let ansV = r1 * v2 + r2 * v1;
+    return `${ansR}+${ansV}i`;
+};
+```
+
 ### **C++**
 
 ```cpp

solution/0500-0599/0537.Complex Number Multiplication/Solution.ts

@@ -0,0 +1,9 @@
+function complexNumberMultiply(num1: string, num2: string): string {
+    let arr1 = num1.split('+'), arr2 = num2.split('+');;
+    let r1 = Number(arr1[0]), r2 = Number(arr2[0]);
+    let v1 = Number(arr1[1].substring(0, arr1[1].length - 1)),
+        v2 = Number(arr2[1].substring(0, arr2[1].length - 1));
+    let ansR = r1 * r2 - v1 * v2;
+    let ansV = r1 * v2 + r2 * v1;
+    return `${ansR}+${ansV}i`;
+};