Submission details
Task:Roller coaster
Sender:aalto25i_007
Submission time:2025-10-29 17:40:03 +0200
Language:Python3 (PyPy3)
Status:READY
Result:
Test results
testverdicttime
#1ACCEPTED0.08 sdetails
#2ACCEPTED0.20 sdetails
#30.09 sdetails
#40.08 sdetails
#5ACCEPTED0.08 sdetails
#60.08 sdetails
#70.08 sdetails
#80.18 sdetails
#90.19 sdetails
#100.09 sdetails
#110.08 sdetails
#120.11 sdetails

Code

import sys
from fractions import Fraction
from itertools import combinations

n: int = int(input())

ar = [list(map(Fraction, sys.stdin.readline().split())) for i in range(n)]

# print(*ar, sep='\n')

minp = Fraction(2010101010101010100000000)

for set in combinations(range(n), (n+1)//2):
    # print(set)
    p, r, _, _ = ar[-1]
    prev = r
    if (n-1) in set:
        prev = p

    for i, track in enumerate(ar[-2::-1]):
        P, R, A, F = track
        # print(f"{P} {R} {A} {F}")
        # print(prev)
        prev = max((prev + A)/(1-F/100), R)
        
        if i in set:
            prev = max(prev, P)
    if prev < minp:
        minp = prev

print(minp)

Test details

Test 1

Verdict: ACCEPTED

input
3
1000 5 5 0
20 20 20 50
50 50 0 99

correct output
145

user output
145

Test 2

Verdict: ACCEPTED

input
10
1000000 1000000 1000000 99
1000000 1000000 1000000 99
1000000 1000000 1000000 99
1000000 1000000 1000000 99
...

correct output
2010101010101010100000000

user output
2010101010101010100000000

Test 3

Verdict:

input
7
794772 933488 441001 5
271493 536110 509532 51
962838 821872 870163 38
499748 375441 611720 27
...

correct output
19316405

user output
57423220335823140/2972769583

Feedback: Incorrect character on line 1 col 1: expected "19316405", got "574232203358..."

Test 4

Verdict:

input
3
596853 888598 841235 97
66172 267459 123646 63
797926 471325 495185 83

correct output
81642158

user output
9062279500/111

Feedback: Incorrect character on line 1 col 1: expected "81642158", got "9062279500/111"

Test 5

Verdict: ACCEPTED

input
1
96033 88994 378596 21

correct output
96033

user output
96033

Test 6

Verdict:

input
4
621429 570665 136758 47
960437 633256 497081 80
609067 68711 635017 1
952965 878149 492025 33

correct output
19366822

user output
101617713700/5247

Feedback: Incorrect character on line 1 col 2: expected "19366822", got "101617713700..."

Test 7

Verdict:

input
4
318031 108177 756250 50
502140 162500 94476 8
20779 421098 576089 37
839335 802331 61705 28

correct output
6474336

user output
9381311900/1449

Feedback: Incorrect character on line 1 col 1: expected "6474336", got "9381311900/1449"

Test 8

Verdict:

input
10
267853 777820 375951 88
988230 882388 775839 83
967127 555787 30414 59
813651 989181 261150 83
...

correct output
114240784216

user output
23748068911771066973575/207877...

Feedback: Incorrect character on line 1 col 1: expected "114240784216", got "237480689117..."

Test 9

Verdict:

input
10
861881 84483 508595 97
274330 38611 473 18
695015 614973 493097 97
770531 391287 334900 98
...

correct output
26667465547194

user output
43189053819767451500/1619541

Feedback: Incorrect character on line 1 col 1: expected "26667465547194", got "431890538197..."

Test 10

Verdict:

input
6
993908 158176 414002 83
50631 75954 861168 68
98702 383452 611097 7
953893 532084 225127 4
...

correct output
46921821

user output
20474617731725/436356

Feedback: Incorrect character on line 1 col 1: expected "46921821", got "204746177317..."

Test 11

Verdict:

input
4
388404 393603 132467 24
739054 45905 89323 17
259460 850672 530957 26
420175 673047 31765 58

correct output
2895218

user output
137324031425/58349

Feedback: Incorrect character on line 1 col 1: expected "2895218", got "137324031425..."

Test 12

Verdict:

input
8
643002 391445 280110 17
195187 908655 709512 0
354760 527205 486247 77
84740 350249 581194 78
...

correct output
250399569

user output
2825294315589400/11738441

Feedback: Incorrect character on line 1 col 2: expected "250399569", got "282529431558..."