feat: add ts solution to lc problem: No.0885

Author: rain84

solution/0800-0899/0885.Spiral Matrix III/README.md

@@ -173,6 +173,35 @@ func spiralMatrixIII(rows int, cols int, rStart int, cStart int) [][]int {
 }
 ```
 
+#### TypeScript
+
+```ts
+function spiralMatrixIII(rows: number, cols: number, rStart: number, cStart: number): number[][] {
+    // prettier-ignore
+    const dir = [[1,0],[0,1],[-1,0],[0,-1]]
+    let [x, y, i, size] = [cStart, rStart, 0, 0];
+    const ans: number[][] = [[y, x]];
+    const total = rows * cols;
+
+    while (ans.length < total) {
+        if (i % 2 === 0) size++;
+
+        for (let j = 0; ans.length < total && j < size; j++) {
+            x += dir[i][0];
+            y += dir[i][1];
+
+            if (0 <= x && x < cols && 0 <= y && y < rows) {
+                ans.push([y, x]);
+            }
+        }
+
+        i = (i + 1) % 4;
+    }
+
+    return ans;
+}
+```
+
 #### JavaScript
 
 ```js

solution/0800-0899/0885.Spiral Matrix III/README_EN.md

@@ -169,6 +169,35 @@ func spiralMatrixIII(rows int, cols int, rStart int, cStart int) [][]int {
 }
 ```
 
+#### TypeScript
+
+```ts
+function spiralMatrixIII(rows: number, cols: number, rStart: number, cStart: number): number[][] {
+    // prettier-ignore
+    const dir = [[1,0],[0,1],[-1,0],[0,-1]]
+    let [x, y, i, size] = [cStart, rStart, 0, 0];
+    const ans: number[][] = [[y, x]];
+    const total = rows * cols;
+
+    while (ans.length < total) {
+        if (i % 2 === 0) size++;
+
+        for (let j = 0; ans.length < total && j < size; j++) {
+            x += dir[i][0];
+            y += dir[i][1];
+
+            if (0 <= x && x < cols && 0 <= y && y < rows) {
+                ans.push([y, x]);
+            }
+        }
+
+        i = (i + 1) % 4;
+    }
+
+    return ans;
+}
+```
+
 #### JavaScript
 
 ```js

solution/0800-0899/0885.Spiral Matrix III/Solution.ts

@@ -0,0 +1,24 @@
+function spiralMatrixIII(rows: number, cols: number, rStart: number, cStart: number): number[][] {
+    // prettier-ignore
+    const dir = [[1,0],[0,1],[-1,0],[0,-1]]
+    let [x, y, i, size] = [cStart, rStart, 0, 0];
+    const ans: number[][] = [[y, x]];
+    const total = rows * cols;
+
+    while (ans.length < total) {
+        if (i % 2 === 0) size++;
+
+        for (let j = 0; ans.length < total && j < size; j++) {
+            x += dir[i][0];
+            y += dir[i][1];
+
+            if (0 <= x && x < cols && 0 <= y && y < rows) {
+                ans.push([y, x]);
+            }
+        }
+
+        i = (i + 1) % 4;
+    }
+
+    return ans;
+}