Merge pull request doocs#141 from ashwek/master

0832 Flipping an Image - cpp & py

Author: yanglbme

solution/0832.Flipping an Image/Solution.cpp

@@ -0,0 +1,18 @@
+class Solution {
+  public:
+    vector<vector<int>> flipAndInvertImage(vector<vector<int>> &A) {
+
+        int temp, Len = A[0].size();
+
+        for (int i = 0; i < A.size(); i++)
+        {
+            for (int j = 0; j < ((Len + 1) / 2); j++)
+            {
+                temp = !A[i][j];
+                A[i][j] = !A[i][Len - j - 1];
+                A[i][Len - j - 1] = temp;
+            }
+        }
+        return A;
+    }
+};

solution/0832.Flipping an Image/Solution.py

@@ -0,0 +1,14 @@
+class Solution:
+    def flipAndInvertImage(self, A):
+        """
+        :type A: List[List[int]]
+        :rtype: List[List[int]]
+        """
+
+        Len = len(A[0])
+
+        for row in A:
+            for i in range( (Len + 1) // 2 ):
+                row[i], row[Len - i - 1] = int(not row[Len - i - 1]), int(not row[i])
+
+        return A