- Added solutions to the task 1 of week 192.

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diff --git a/challenge-192/mohammad-anwar/python/ch-1.py b/challenge-192/mohammad-anwar/python/ch-1.py
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+++ b/challenge-192/mohammad-anwar/python/ch-1.py
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+#!/usr/bin/python3
+
+'''
+
+Week 192:
+
+    https://theweeklychallenge.org/blog/perl-weekly-challenge-192
+
+Task #1: Binary Flip
+
+    You are given a positive integer, $n.
+
+    Write a script to find the binary flip.
+
+'''
+
+import unittest
+
+def binaryFlip(n) -> int:
+    return int(''.join(['1' if i == '0' else '0' for i in "{0:b}".format(n)]),2)
+
+#
+#
+# Unit test class
+
+class TestBinaryFlip(unittest.TestCase):
+    def test_binaryFlip(self):
+        self.assertEqual(binaryFlip(5), 2, 'Example 1')
+        self.assertEqual(binaryFlip(4), 3, 'Example 2')
+        self.assertEqual(binaryFlip(6), 1, 'Example 3')
+
+unittest.main()