diff options
Diffstat (limited to 'challenge-126/stuart-little/python/ch-1.py')
| -rwxr-xr-x | challenge-126/stuart-little/python/ch-1.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/challenge-126/stuart-little/python/ch-1.py b/challenge-126/stuart-little/python/ch-1.py new file mode 100755 index 0000000000..aea89f2b33 --- /dev/null +++ b/challenge-126/stuart-little/python/ch-1.py @@ -0,0 +1,14 @@ +#!/usr/bin/env python + +# run <script> <number> + +import sys + +def no1(nr): + if len(nr)==0: + return 0 + if nr[0] == '1': + return 9**(len(nr)-1) + return (int(nr[0])-1) * 9**(len(nr)-1) + no1(nr[1:]) + +print(no1(sys.argv[1]) if '1' not in sys.argv[1] else (no1(sys.argv[1])-1)) |
