QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#670776 | #9225. Fibonacci Fusion | 27568 | WA | 9ms | 10740kb | Python3 | 1.5kb | 2024-10-24 00:59:30 | 2024-10-24 00:59:31 |
Judging History
answer
import sys
sys.set_int_max_str_digits(0)
import math
sq5 = math.sqrt(5)
P = 1000000000000002097
fio = [0, 1]
for i in range(50):
fio.append((fio[-1] + fio[-2]) % P)
def mul(m1, m2):
m3 = [
[(m1[0][0] * m2[0][0] + m1[0][1] * m2[1][0]) % P, (m1[0][0] * m2[0][1] + m1[0][1] * m2[1][1]) % P],
[(m1[1][0] * m2[0][0] + m1[1][1] * m2[1][0]) % P, (m1[1][0] * m2[0][1] + m1[1][1] * m2[1][1]) % P]
]
return m3
def Fio(n):
def calc(n):
if n == 0:
return (0, 1)
else:
a, b = calc(n // 2)
c = (a * ((2 * b - a) % P)) % P
d = (a * a + b * b) % P
if n % 2 == 0:
return (c, d)
else:
return (d, (c + d) % P)
return calc(n)
def get(x):
if x <= 20:
y = 1
while True:
if fio[y] >= x:
return y
y += 1
return math.ceil((math.log10(sq5) + math.log10(x)) / math.log10((1 + sq5) / 2))
n = int(input())
a = [int(input()) for _ in range(n)]
a = sorted(a)
ans = 0
mp = {-1:0}
for aj in a:
i = get(aj)
aj %= P
ans += mp.get((Fio(i)[0] - aj + P) % P, 0)
ans += mp.get((Fio(i + 1)[0] - aj + P) % P, 0)
ans += mp.get((Fio(i + 2)[0] - aj + P) % P, 0)
ans += mp.get((Fio(i + 3)[0] - aj + P) % P, 0)
if mp.get(aj, 0) == 0:
mp.update({aj:1})
else:
mp[aj] += 1
print(ans)
print(len(mp))
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 0
Wrong Answer
time: 9ms
memory: 10740kb
input:
6 50 8 8 5 72 354224848179261915070
output:
4 6
result:
wrong answer Output contains longer sequence [length = 2], but answer contains 1 elements