diff options
Diffstat (limited to 'progs/a466.py')
| -rw-r--r-- | progs/a466.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/progs/a466.py b/progs/a466.py new file mode 100644 index 0000000..5206c2a --- /dev/null +++ b/progs/a466.py @@ -0,0 +1,6 @@ +def eulerian_num(n, m):
+ if (m >= n or n == 0):
+ return 0
+ if (m == 0):
+ return 1
+ return ((n - m) * eulerian_num(n - 1, m - 1) +(m + 1) * eulerian_num(n - 1, m))
\ No newline at end of file |