Simon's solution to challenge 207

2 files changed, 41 insertions, 0 deletions

diff --git a/challenge-207/sgreen/python/ch-1.py b/challenge-207/sgreen/python/ch-1.py
new file mode 100755
index 0000000000..dd6a15c15a
--- /dev/null
+++ b/challenge-207/sgreen/python/ch-1.py
@@ -0,0 +1,17 @@
+#!/usr/bin/env python3
+
+import re
+import sys
+
+
+def main(words):
+    # Define the regular expression that makes up a single line on a keyboard
+    r = '^(?:[qwertyuiop]+|[asdfghjkl]+|[zxcvbnm]+)$'
+
+    # Find all words that match the pattern, and print it
+    matched_words = [w for w in words if re.search(r, w, re.IGNORECASE)]
+    print('(' + ','.join(f'"{w}"' for w in matched_words) + ')')
+
+
+if __name__ == '__main__':
+    main(sys.argv[1:])
diff --git a/challenge-207/sgreen/python/ch-2.py b/challenge-207/sgreen/python/ch-2.py
new file mode 100755
index 0000000000..e76b64c03f
--- /dev/null
+++ b/challenge-207/sgreen/python/ch-2.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def main(n):
+    h_index = 0
+
+    for i in range(1, len(n)+1):
+        # Count the number of items that are >= i
+        count = sum(1 for x in n if x >= i)
+        if count >= i:
+            h_index = i
+        else:
+            # No point trying any more, as it will be False.
+            break
+
+    print(h_index)
+
+
+if __name__ == '__main__':
+    # Turn the strings into integers
+    n = [int(i) for i in sys.argv[1:]]
+    main(n)