1 files changed, 56 insertions, 0 deletions
diff --git a/python/017-number_letter_count.py b/python/017-number_letter_count.py
new file mode 100644
index 0000000..9998831
--- /dev/null
+++ b/python/017-number_letter_count.py
@@ -0,0 +1,56 @@
+w_nums = {
+    '0': '',
+    '00': '',
+    '1': 'one',
+    '2': 'two',
+    '3': 'three',
+    '4': 'four',
+    '5': 'five',
+    '6': 'six',
+    '7': 'seven',
+    '8': 'eight',
+    '9': 'nine',
+    '10': 'ten',
+    '11': 'eleven',
+    '12': 'twelve',
+    '13': 'thirteen',
+    '14': 'fourteen',
+    '15': 'fifteen',
+    '16': 'sixteen',
+    '17': 'seventeen',
+    '18': 'eighteen',
+    '19': 'nineteen',
+    '20': 'twenty',
+    '30': 'thirty',
+    '40': 'forty',
+    '50': 'fifty',
+    '60': 'sixty',
+    '70': 'seventy',
+    '80': 'eighty',
+    '90': 'ninety',
+    '100': 'hundred',
+    '1000': 'thousand'
+}
+w_nums = {key: len(val) for (key, val) in w_nums.items()}
+
+def two_digit_num(num):
+    if num[0] == '1':
+        return w_nums[num]
+    else:
+        return w_nums[num[0] + '0'] + w_nums[num[1]]
+
+
+c = 0
+for num in [str(n) for n in range(1, 1001)]:
+    c += [
+        lambda: w_nums[num],
+        lambda: two_digit_num(num),
+        lambda: (
+            w_nums[num[0]] + w_nums['100']
+            + (len('and') if num[1:] != '00' else 0)
+            + two_digit_num(num[1:])
+        ),
+        lambda: len('onethousand')
+    ][len(num)-1]()
+    
+print(c)