adding spiral matrix

Author: daiyongg-kim

spiral-matrix/daiyongg-kim.py

@@ -0,0 +1,27 @@
+class Solution:
+    def spiralOrder(self, matrix: List[List[int]]) -> List[int]:
+        res = []
+        left, right = 0, len(matrix[0])
+        top, bottom = 0, len(matrix)
+
+        while left < right and top < bottom:
+            for i in range(left, right):
+                res.append(matrix[top][i])
+            top += 1
+
+            for i in range(top, bottom):
+                res.append(matrix[i][right - 1])
+            right -= 1
+
+            if not (left < right and top < bottom):
+                break
+
+            for i in range(right -1, left -1, -1):
+                res.append(matrix[bottom - 1][i])
+            bottom -= 1
+            
+            for i in range(bottom - 1, top - 1, -1):
+                res.append(matrix[i][left])
+            left += 1
+
+        return res