1 files changed, 27 insertions, 0 deletions
diff --git a/challenge-262/steven-wilson/python/ch-1.py b/challenge-262/steven-wilson/python/ch-1.py
new file mode 100755
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+++ b/challenge-262/steven-wilson/python/ch-1.py
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+#!/usr/bin/env python3
+
+
+def max_positive_negative(*elements):
+    '''
+    Given an array of integers, return the maximum number of either positive or
+    negative integers in the given array.
+    >>> max_positive_negative(-3, 1, 2, -1, 3, -2, 4)
+    4
+    >>> max_positive_negative(-1, -2, -3, 1)
+    3
+    >>> max_positive_negative(1,2)
+    2
+    '''
+    if not all(isinstance(elem, int) for elem in elements):
+        raise TypeError("Arguments must be integers")
+
+    positive = sum(1 for elem in elements if elem >= 0)
+    negative = len(elements) - positive
+
+    return max(positive, negative)
+
+
+if __name__ == "__main__":
+    import doctest
+
+    doctest.testmod()