1 files changed, 7 insertions, 0 deletions
diff --git a/progs/a946.py b/progs/a946.py
new file mode 100644
index 0000000..cbfdb82
--- /dev/null
+++ b/progs/a946.py
@@ -0,0 +1,7 @@
+def catalan_number(num):
+    if num <=1:
+         return 1   
+    res_num = 0
+    for i in range(num):
+        res_num += catalan_number(i) * catalan_number(num-i-1)
+    return res_num
+\ No newline at end of file