Merge pull request #10794 from pauloscustodio/master

Add Python solutions

1 files changed, 42 insertions, 0 deletions

diff --git a/challenge-053/paulo-custodio/python/ch-1.py b/challenge-053/paulo-custodio/python/ch-1.py
new file mode 100644
index 0000000000..c323b6f3a8
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+++ b/challenge-053/paulo-custodio/python/ch-1.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+
+# Challenge 053
+#
+# TASK #1
+# Rotate Matrix
+# Write a script to rotate the followin matrix by given 90/180/270 degrees
+# clockwise.
+#
+# [ 1, 2, 3 ]
+# [ 4, 5, 6 ]
+# [ 7, 8, 9 ]
+# For example, if you rotate by 90 degrees then expected result should be like
+# below
+#
+# [ 7, 4, 1 ]
+# [ 8, 5, 2 ]
+# [ 9, 6, 3 ]
+
+m = [[ 1, 2, 3 ],
+     [ 4, 5, 6 ],
+     [ 7, 8, 9 ]];
+
+def rotate90(m):
+    return [[ m[2][0], m[1][0], m[0][0] ],
+            [ m[2][1], m[1][1], m[0][1] ],
+            [ m[2][2], m[1][2], m[0][2] ]]
+
+def rotate180(m):
+    return rotate90(rotate90(m))
+
+def rotate270(m):
+    return rotate90(rotate90(rotate90(m)))
+
+def display(m):
+    for row in m:
+        print("[ "+", ".join([str(x) for x in row])+" ]")
+    print("")
+
+display(rotate90(m))
+display(rotate180(m))
+display(rotate270(m))