CSES - HIIT Open 2025

Submission details
Task:	Aristocracy
Sender:	All dO(n³)
Submission time:	2025-11-08 13:27:21 +0200
Language:	Python3 (PyPy3)
Status:	READY
Result:	ACCEPTED

Test results
test	verdict	time
#1	ACCEPTED	0.04 s	details
#2	ACCEPTED	0.04 s	details
#3	ACCEPTED	0.04 s	details
#4	ACCEPTED	0.04 s	details
#5	ACCEPTED	0.04 s	details
#6	ACCEPTED	0.32 s	details
#7	ACCEPTED	0.83 s	details
#8	ACCEPTED	0.43 s	details
#9	ACCEPTED	0.83 s	details
#10	ACCEPTED	0.31 s	details
#11	ACCEPTED	0.33 s	details
#12	ACCEPTED	0.82 s	details
#13	ACCEPTED	0.44 s	details
#14	ACCEPTED	0.83 s	details
#15	ACCEPTED	0.31 s	details
#16	ACCEPTED	0.30 s	details
#17	ACCEPTED	0.05 s	details

Code

from math import factorial

n = int(input())
m = {}

for i in range(n):
    name = input().split()[0]
    if m.get(name) != None:
        m[name] += 1
    else:
        m[name] = 1

a = factorial(n)
div = 1

for i in m.values():
    div *= factorial(i)

mod = pow(10, 9) + 7

print((a // div) % mod)

Test details

Test 1

Verdict: ACCEPTED

input
`4 Uolevi 1 Maija 3 Uolevi 2 Maija 2` view save

correct output
`6` view save

user output
`6` view save

Test 2

Verdict: ACCEPTED

input
`31 Eric 9 Charles 7 Sverker 2 Eric 10 ...` view save

correct output
`541197645` view save

user output
`541197645` view save

Test 3

Verdict: ACCEPTED

input
`19 Ivan 4 Feodor 1 Feodor 2 Dmitry 1 ...` view save

correct output
`939302456` view save

user output
`939302456` view save

Test 4

Verdict: ACCEPTED

input
`41 William 1 William 2 Henry 1 Stephen 1 ...` view save

correct output
`520019025` view save

user output
`520019025` view save

Test 5

Verdict: ACCEPTED

input
`216 Peter 1 Linus 1 Cletus 1 Clement 1 ...` view save

correct output
`200519221` view save

user output
`200519221` view save

Test 6

Verdict: ACCEPTED

input
`100000 A 1 A 2 A 3 A 4 ...` view save

correct output
`1` view save

user output
`1` view save

Test 7

Verdict: ACCEPTED

input
`100000 E 1 Y 1 Y 2 M 1 ...` view save

correct output
`504127783` view save

user output
`504127783` view save

Test 8

Verdict: ACCEPTED

input
`100000 Maija 1 Uolevi 1 Maija 2 Maija 3 ...` view save

correct output
`328286172` view save

user output
`328286172` view save

Test 9

Verdict: ACCEPTED

input
`100000 Maijx 1 Maije 1 Maijw 1 Maijp 1 ...` view save

correct output
`178134668` view save

user output
`178134668` view save

Test 10

Verdict: ACCEPTED

input
`100000 Bwvfj 1 Zmcpk 1 Jnmhz 1 Vcqtv 1 ...` view save

correct output
`804665298` view save

user output
`804665298` view save

Test 11

Verdict: ACCEPTED

input
`100000 A 947476077 A 209406366 A 64254608 A 370109404 ...` view save

correct output
`1` view save

user output
`1` view save

Test 12

Verdict: ACCEPTED

input
`100000 F 779918796 L 978222897 L 977989517 O 263870841 ...` view save

correct output
`903086284` view save

user output
`903086284` view save

Test 13

Verdict: ACCEPTED

input
`100000 Maija 968540665 Uolevi 869194539 Uolevi 530855688 Maija 232728327 ...` view save

correct output
`271775549` view save

user output
`271775549` view save

Test 14

Verdict: ACCEPTED

input
`100000 Uolevj 501874596 Uolevm 133829533 Uolevd 13322011 Uolevw 418508186 ...` view save

correct output
`529945879` view save

user output
`529945879` view save

Test 15

Verdict: ACCEPTED

input
`100000 Hamql 748803883 Mpfaf 709208011 Gegcd 685359815 Yvain 890816531 ...` view save

correct output
`166192905` view save

user output
`166192905` view save

Test 16

Verdict: ACCEPTED

input
`100000 Barmfsykcm 225712723 Xmvycwxssc 893904167 Wpetqrazdz 316367309 Eatxvkieif 111661228 ...` view save

correct output
`457992974` view save

user output
`457992974` view save

Test 17

Verdict: ACCEPTED

input
`1 Ltwgcnsajxaxhacysdjhrpzymwxaen...` view save

correct output
`1` view save

user output
`1` view save

HIIT Open 2025

Aristocracy

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Tasks

Submissions (All dO(n³))