1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
#!/usr/bin/env python3
xs = [
str(x)
for r in input().split(",")
for [a, b] in [r.split("-")]
for x in range(int(a), int(b) + 1)
]
def invalid(x: str, n: int):
p, q = divmod(len(x), n)
return (
p != 0
and q == 0
and len(
{
x[a:b]
for a, b in zip(
range(0, len(x) + 1, p),
range(p, len(x) + 1, p),
)
}
)
== 1
)
silver = sum(int(x) for x in xs if invalid(x, 2))
gold = sum(int(x) for x in xs if any(invalid(x, n) for n in range(2, len(x) + 1)))
print("silver:", silver)
print("gold:", gold)
|
