1 files changed, 13 insertions, 0 deletions
diff --git a/challenge-248/eric-cheung/python/ch-2.py b/challenge-248/eric-cheung/python/ch-2.py
new file mode 100755
index 0000000000..61e8e84fd1
--- /dev/null
+++ b/challenge-248/eric-cheung/python/ch-2.py
@@ -0,0 +1,13 @@
+
+## arrMatrixInput = [[1,  2,  3,  4], [5,  6,  7,  8], [9, 10, 11, 12]]  ## Example 1
+arrMatrixInput = [[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]  ## Example 2
+
+arrMatrixOutput = []
+
+for nRow in range(len(arrMatrixInput) - 1):
+    arrRow = []
+    for nCol in range(len(arrMatrixInput[nRow]) - 1):
+        arrRow.append(arrMatrixInput[nRow][nCol] + arrMatrixInput[nRow][nCol + 1] + arrMatrixInput[nRow + 1][nCol] + arrMatrixInput[nRow + 1][nCol + 1])
+    arrMatrixOutput.append(arrRow)
+
+print (arrMatrixOutput)