haskell problems 007 -> 010

1 files changed, 0 insertions, 47 deletions

diff --git a/helper/numbers.py b/helper/numbers.py
deleted file mode 100644
index f99f205..0000000
--- a/helper/numbers.py
+++ /dev/null
@@ -1,47 +0,0 @@
-from functools import reduce
-from itertools import count
-
-
-def sum_digits(n):
-    return reduce(lambda x, y: x + int(y), str(n), 0)
-
-
-def triangular(n):
-    return n * (n+1) // 2
-
-
-def pentagonal(n):
-    return n * (3*n - 1) // 2
-
-
-def hexagonal(n):
-    return n * (2*n - 1)
-
-
-def is_triangular(n):
-    for i in count(1):
-        t = triangular(i)
-        if t >= n:
-            return t == n
-
-
-# def is_pentagonal(n):
-#     for i in count(1):
-#         p = pentagonal(i)
-#         if p >= n:
-#             return p == n
-
-
-# def is_hexagonal(n):
-#     for i in count(1):
-#         h = hexagonal(i)
-#         if h >= n:
-#             return h == n
-
-
-def proper_divisors(num):
-    divisor = []
-    for i in range(1, num):
-        if num % i == 0:
-            divisor.append(i)
-    return divisor