CSES - Aalto Competitive Programming 2024 - wk1 - Mon - Results
Submission details
Task:Traffic jam
Sender:Rafal
Submission time:2024-09-02 17:30:12 +0300
Language:Python3 (PyPy3)
Status:READY
Result:
Test results
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Code

n = int(input())
a = []
for i in range(n):
    a.append(input().split(" "))
    a[i][0] = int(a[i][0])
    a[i][1] = int(a[i][1])

a = sorted(a, key=lambda x : x[0])

for i in range(n):
    for j in range(i, n-1):
        if a[j][1] > a[j+1][1]:
            temp = a[j][1]
            a[j][1] = a[j+1][1]
            a[j+1][1] = temp
count = 1
max = 0
for i, car in enumerate(a):
    j = i + 1
    count = 1
    while j < n and a[j][0] < a[i][1]:
        count += 1
        j += 1
    if max < count:
        max = count
print(a)
print(max)

Test details

Test 1

Verdict:

input
5
11 18
11 12
15 17
9 17
...

correct output
3

user output
[[9, 17], [11, 12], [11, 13], ...

Test 2

Verdict:

input
5
3 9
7 20
15 20
3 19
...

correct output
3

user output
[[1, 5], [3, 9], [3, 19], [7, ...

Test 3

Verdict:

input
5
9 19
4 9
1 10
9 19
...

correct output
5

user output
[[1, 9], [4, 10], [7, 11], [9,...

Test 4

Verdict:

input
5
3 12
2 11
12 15
17 18
...

correct output
3

user output
[[2, 11], [3, 9], [6, 12], [12...

Test 5

Verdict:

input
5
18 20
15 19
11 13
4 14
...

correct output
3

user output
[[4, 13], [11, 14], [12, 19], ...

Test 6

Verdict:

input
5
5 8
2 19
18 20
10 17
...

correct output
3

user output
[[2, 5], [2, 8], [5, 17], [10,...

Test 7

Verdict:

input
5
2 18
1 19
7 8
3 5
...

correct output
3

user output
[[1, 18], [2, 5], [3, 8], [7, ...

Test 8

Verdict:

input
5
2 20
5 15
10 16
7 20
...

correct output
4

user output
[[2, 15], [5, 9], [7, 16], [7,...

Test 9

Verdict:

input
5
8 18
1 11
17 20
5 5
...

correct output
3

user output
[[1, 5], [5, 11], [8, 18], [9,...

Test 10

Verdict:

input
5
1 1
3 8
7 11
3 10
...

correct output
4

user output
[[1, 1], [1, 8], [3, 10], [3, ...

Test 11

Verdict:

input
10
11 13
8 12
9 15
6 17
...

correct output
8

user output
[[2, 17], [6, 12], [6, 9], [8,...
Truncated

Test 12

Verdict:

input
10
2 9
8 20
4 15
8 19
...

correct output
8

user output
[[1, 7], [2, 9], [3, 11], [3, ...
Truncated

Test 13

Verdict:

input
10
7 9
4 4
1 5
14 19
...

correct output
5

user output
[[1, 5], [3, 4], [4, 9], [6, 9...
Truncated

Test 14

Verdict:

input
10
12 18
1 2
3 15
1 17
...

correct output
6

user output
[[1, 2], [1, 11], [2, 5], [2, ...
Truncated

Test 15

Verdict:

input
10
5 20
3 19
11 20
4 5
...

correct output
8

user output
[[1, 19], [3, 5], [4, 14], [5,...
Truncated

Test 16

Verdict:

input
10
5 13
2 8
16 18
8 17
...

correct output
8

user output
[[2, 8], [2, 10], [4, 11], [5,...
Truncated

Test 17

Verdict:

input
10
12 18
2 19
7 11
5 13
...

correct output
7

user output
[[1, 7], [2, 11], [2, 11], [3,...
Truncated

Test 18

Verdict:

input
10
2 11
5 6
11 16
2 7
...

correct output
6

user output
[[1, 10], [2, 7], [2, 6], [2, ...
Truncated

Test 19

Verdict:

input
10
1 18
1 13
9 20
5 16
...

correct output
8

user output
[[1, 13], [1, 10], [5, 9], [5,...
Truncated

Test 20

Verdict:

input
10
1 5
8 18
9 11
3 10
...

correct output
6

user output
[[1, 3], [1, 3], [1, 5], [2, 7...

Test 21

Verdict:

input
100
331945 344878
23242 358577
265284 432575
383635 510646
...

correct output
58

user output
[[2841, 219987], [5660, 222728...
Truncated

Test 22

Verdict:

input
100
11714 252232
50579 603138
410587 435681
554555 564048
...

correct output
57

user output
[[70, 128002], [1737, 174058],...
Truncated

Test 23

Verdict:

input
100
263708 329159
111946 492424
15682 49655
563433 573443
...

correct output
50

user output
[[3354, 64686], [7874, 49655],...
Truncated

Test 24

Verdict:

input
100
124241 333145
42778 460029
121802 428316
38571 508035
...

correct output
65

user output
[[11340, 219158], [12469, 3343...
Truncated

Test 25

Verdict:

input
100
541635 584899
544732 562143
219469 330988
104454 142828
...

correct output
56

user output
[[3121, 215549], [3769, 131511...
Truncated

Test 26

Verdict:

input
100
134271 466244
33376 118232
293306 526654
73518 502821
...

correct output
56

user output
[[994, 308683], [1340, 194576]...
Truncated

Test 27

Verdict:

input
100
462552 540038
297097 573072
171690 200795
126658 322135
...

correct output
56

user output
[[516, 267648], [14826, 272480...
Truncated

Test 28

Verdict:

input
100
46155 255469
137504 304813
257937 471726
192928 376970
...

correct output
53

user output
[[864, 325704], [9624, 105275]...
Truncated

Test 29

Verdict:

input
100
113815 528285
6723 287126
379269 585812
144823 151502
...

correct output
50

user output
[[5026, 23536], [5367, 60718],...
Truncated

Test 30

Verdict:

input
100
6275 391402
25919 220441
303554 385921
102892 301894
...

correct output
54

user output
[[2761, 334511], [4407, 40930]...
Truncated

Test 31

Verdict:

input
200
349680 466526
56164 180703
12552 516494
299148 516954
...

correct output
108

user output
[[165, 597], [1456, 250203], [...
Truncated

Test 32

Verdict:

input
200
109035 192453
41315 154620
11780 131858
402050 438594
...

correct output
112

user output
[[105, 182616], [3629, 182045]...
Truncated

Test 33

Verdict:

input
200
93244 232995
269893 529384
360329 447612
317907 528260
...

correct output
97

user output
[[256, 253437], [1367, 256746]...
Truncated

Test 34

Verdict:

input
200
421407 470386
352706 367345
143675 582521
502292 519820
...

correct output
114

user output
[[8, 553195], [1761, 318066], ...
Truncated

Test 35

Verdict:

input
200
143318 310854
401813 557598
237535 467641
34287 398641
...

correct output
96

user output
[[3553, 286773], [4272, 326130...
Truncated

Test 36

Verdict:

input
200
9076 513399
469260 492086
108204 544191
357676 381009
...

correct output
108

user output
[[356, 255479], [661, 101536],...
Truncated

Test 37

Verdict:

input
200
135056 264320
197575 327883
316431 564474
33682 362951
...

correct output
103

user output
[[1201, 151381], [2471, 102907...
Truncated

Test 38

Verdict:

input
200
178226 450594
82713 109947
249837 320920
281091 510627
...

correct output
107

user output
[[680, 74248], [3731, 103218],...
Truncated

Test 39

Verdict:

input
200
393373 398425
45975 568291
305719 324476
261670 442591
...

correct output
108

user output
[[2201, 103299], [4666, 414536...
Truncated

Test 40

Verdict:

input
200
58993 496474
260365 371793
460435 493947
56859 249644
...

correct output
105

user output
[[1223, 434659], [2521, 304866...
Truncated

Test 41

Verdict:

input
1000
58068 355725
395347 536742
358259 542973
346571 577267
...

correct output
516

user output
[[317, 246508], [633, 136269],...
Truncated

Test 42

Verdict:

input
1000
29471 589969
57506 483432
174866 389980
250305 411196
...

correct output
496

user output
[[342, 132411], [630, 280420],...
Truncated

Test 43

Verdict:

input
1000
126086 545768
218902 424576
291340 394396
158589 441840
...

correct output
496

user output
[[161, 44917], [704, 166024], ...
Truncated

Test 44

Verdict:

input
1000
312883 531822
243696 404697
422989 572761
111889 147621
...

correct output
516

user output
[[51, 374348], [257, 4990], [3...
Truncated

Test 45

Verdict:

input
1000
413156 580657
178086 312928
423093 540156
31969 390612
...

correct output
515

user output
[[133, 201997], [178, 189904],...
Truncated

Test 46

Verdict:

input
1000
20157 526286
133047 421009
168036 352185
262047 570796
...

correct output
484

user output
[[531, 67236], [2007, 123566],...
Truncated

Test 47

Verdict:

input
1000
186252 329188
204116 431319
314149 576299
178378 570064
...

correct output
526

user output
[[359, 319500], [764, 220575],...
Truncated

Test 48

Verdict:

input
1000
257494 501892
189236 290808
417823 492693
503108 553381
...

correct output
529

user output
[[263, 77086], [329, 42482], [...
Truncated

Test 49

Verdict:

input
1000
440937 546476
103321 263496
339461 417536
34170 174218
...

correct output
487

user output
[[294, 431452], [468, 317113],...
Truncated

Test 50

Verdict:

input
1000
181034 522437
484192 595527
172323 543908
209577 405953
...

correct output
528

user output
[[39, 154227], [811, 20909], [...
Truncated

Test 51

Verdict:

input
10000
45796 389604
54588 554625
6480 230292
132011 412509
...

correct output
5040

user output
(empty)

Test 52

Verdict:

input
10000
173017 222949
17536 418698
371928 579501
194960 329203
...

correct output
4932

user output
(empty)

Test 53

Verdict:

input
10000
35688 519491
36083 511716
144944 225431
254661 329431
...

correct output
5084

user output
(empty)

Test 54

Verdict:

input
10000
150309 588246
41663 417148
272164 454943
378370 404808
...

correct output
5005

user output
(empty)

Test 55

Verdict:

input
10000
23324 368919
118406 505285
302915 471836
256075 427134
...

correct output
5028

user output
(empty)

Test 56

Verdict:

input
10000
14733 277050
272054 385434
186503 304365
65427 409189
...

correct output
5071

user output
(empty)

Test 57

Verdict:

input
10000
426026 440631
53008 185605
323120 363881
433574 569197
...

correct output
5028

user output
(empty)

Test 58

Verdict:

input
10000
215735 571270
84210 264983
139013 280706
62911 316988
...

correct output
5036

user output
(empty)

Test 59

Verdict:

input
10000
100867 232727
291085 542548
180752 519986
70248 552319
...

correct output
5018

user output
(empty)

Test 60

Verdict:

input
10000
77563 330781
3428 282943
62433 482602
120814 489906
...

correct output
4974

user output
(empty)

Test 61

Verdict:

input
100000
246586 530849
324115 389522
33488 599309
67846 517025
...

correct output
50092

user output
(empty)

Test 62

Verdict:

input
100000
151769 163196
411638 428029
27881 555301
161709 194138
...

correct output
49927

user output
(empty)

Test 63

Verdict:

input
100000
39491 226537
118226 481781
97491 575030
110949 445551
...

correct output
50015

user output
(empty)

Test 64

Verdict:

input
100000
69590 283153
300522 495108
223274 368388
62247 218684
...

correct output
49913

user output
(empty)

Test 65

Verdict:

input
100000
504946 530310
224245 261619
63385 352368
19219 407804
...

correct output
49833

user output
(empty)

Test 66

Verdict:

input
100000
566124 598194
184196 411065
332387 465916
254612 406138
...

correct output
49947

user output
(empty)

Test 67

Verdict:

input
100000
449821 474093
156077 417344
383973 444464
55148 413842
...

correct output
50077

user output
(empty)

Test 68

Verdict:

input
100000
68643 447506
360603 515177
141640 589407
316333 550205
...

correct output
50142

user output
(empty)

Test 69

Verdict:

input
100000
10579 453250
257955 382091
511698 539259
14502 161173
...

correct output
50313

user output
(empty)

Test 70

Verdict:

input
100000
182036 358379
286536 600845
149433 208473
431529 460545
...

correct output
49932

user output
(empty)