Submission #6693065


Source Code Expand

Copy
import sys

stdin = sys.stdin

ni = lambda: int(ns())
na = lambda: list(map(int, stdin.readline().split()))
ns = lambda: stdin.readline().rstrip()  # ignore trailing spaces

n, k = na()
a = na()

q = sum(a)

# min(a%d, d-a%d)
ds = set()
x = 1
while x*x <= q:
    if q % x == 0:
        ds.add(x)
        ds.add(q//x)
    x += 1

ans = 0
for d in ds:
    costs = []
    for v in a:
        costs.append(v%d)

    costs.sort()
    cost = 0
    if costs[-1] > 0:
        sc = sum(costs)
        ps = 0
        for i in range(n):
            ps += costs[i]
            tps = d*(n-i-1) - (sc - ps)
            if ps == tps:
                cost = ps
                break

    if cost <= k:
        ans = max(ans, d)

print(ans)

Submission Info

Submission Time
Task E - Max GCD
User uwi
Language Python (3.4.3)
Score 500
Code Size 768 Byte
Status AC
Exec Time 334 ms
Memory 3064 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 4
AC × 84
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt, s4.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt, 55.txt, 56.txt, 57.txt, 58.txt, 59.txt, 60.txt, 61.txt, 62.txt, 63.txt, 64.txt, 65.txt, 66.txt, 67.txt, 68.txt, 69.txt, 70.txt, 71.txt, 72.txt, 73.txt, 74.txt, 75.txt, 76.txt, 77.txt, 78.txt, 79.txt, 80.txt, s1.txt, s2.txt, s3.txt, s4.txt
Case Name Status Exec Time Memory
01.txt AC 17 ms 3064 KB
02.txt AC 37 ms 3064 KB
03.txt AC 18 ms 3064 KB
04.txt AC 18 ms 3064 KB
05.txt AC 18 ms 3064 KB
06.txt AC 18 ms 3064 KB
07.txt AC 17 ms 3064 KB
08.txt AC 18 ms 3064 KB
09.txt AC 18 ms 3064 KB
10.txt AC 18 ms 3064 KB
11.txt AC 18 ms 3064 KB
12.txt AC 18 ms 3064 KB
13.txt AC 30 ms 3064 KB
14.txt AC 25 ms 3064 KB
15.txt AC 22 ms 3064 KB
16.txt AC 19 ms 3064 KB
17.txt AC 32 ms 3064 KB
18.txt AC 27 ms 3064 KB
19.txt AC 23 ms 3064 KB
20.txt AC 33 ms 3064 KB
21.txt AC 72 ms 3064 KB
22.txt AC 57 ms 3064 KB
23.txt AC 44 ms 3064 KB
24.txt AC 39 ms 3064 KB
25.txt AC 46 ms 3064 KB
26.txt AC 30 ms 3064 KB
27.txt AC 31 ms 3064 KB
28.txt AC 56 ms 3064 KB
29.txt AC 42 ms 3064 KB
30.txt AC 89 ms 3064 KB
31.txt AC 40 ms 3064 KB
32.txt AC 50 ms 3064 KB
33.txt AC 50 ms 3064 KB
34.txt AC 51 ms 3064 KB
35.txt AC 26 ms 3064 KB
36.txt AC 58 ms 3064 KB
37.txt AC 72 ms 3064 KB
38.txt AC 26 ms 3064 KB
39.txt AC 34 ms 3064 KB
40.txt AC 55 ms 3064 KB
41.txt AC 72 ms 3064 KB
42.txt AC 50 ms 3064 KB
43.txt AC 27 ms 3064 KB
44.txt AC 51 ms 3064 KB
45.txt AC 23 ms 3064 KB
46.txt AC 26 ms 3064 KB
47.txt AC 30 ms 3064 KB
48.txt AC 35 ms 3064 KB
49.txt AC 29 ms 3064 KB
50.txt AC 26 ms 3064 KB
51.txt AC 29 ms 3064 KB
52.txt AC 26 ms 3064 KB
53.txt AC 31 ms 3064 KB
54.txt AC 24 ms 3064 KB
55.txt AC 30 ms 3064 KB
56.txt AC 25 ms 3064 KB
57.txt AC 42 ms 3064 KB
58.txt AC 32 ms 3064 KB
59.txt AC 28 ms 3064 KB
60.txt AC 70 ms 3064 KB
61.txt AC 30 ms 3064 KB
62.txt AC 28 ms 3064 KB
63.txt AC 35 ms 3064 KB
64.txt AC 35 ms 3064 KB
65.txt AC 29 ms 3064 KB
66.txt AC 24 ms 3064 KB
67.txt AC 30 ms 3064 KB
68.txt AC 44 ms 3064 KB
69.txt AC 36 ms 3064 KB
70.txt AC 34 ms 3064 KB
71.txt AC 30 ms 3064 KB
72.txt AC 30 ms 3064 KB
73.txt AC 25 ms 3064 KB
74.txt AC 30 ms 3064 KB
75.txt AC 32 ms 3064 KB
76.txt AC 308 ms 3064 KB
77.txt AC 304 ms 3064 KB
78.txt AC 296 ms 3064 KB
79.txt AC 334 ms 3064 KB
80.txt AC 294 ms 3064 KB
s1.txt AC 17 ms 3064 KB
s2.txt AC 17 ms 3064 KB
s3.txt AC 17 ms 3064 KB
s4.txt AC 17 ms 3064 KB