CSES - Datatähti 2020 loppu - Results
Submission details
Task:Kierrokset
Sender:Samu Huovinen
Submission time:2020-02-09 13:51:45 +0200
Language:C++11
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
Test results
testverdicttimegroup
#10.01 s1, 2, 4details
#20.01 s1, 4details
#30.01 s1, 4details
#40.01 s1, 4details
#50.01 s2, 4details
#60.01 s4details
#70.01 s4details
#80.01 s4details
#90.01 s2, 4details
#100.01 s4details
#110.01 s4details
#120.01 s4details
#130.02 s2, 4details
#140.01 s4details
#150.01 s4details
#160.01 s4details
#170.65 s2, 4details
#180.01 s4details
#190.01 s4details
#200.01 s4details
#210.70 s2, 4details
#220.06 s4details
#230.05 s4details
#240.03 s4details
#250.78 s2, 4details
#260.24 s4details
#270.15 s4details
#280.32 s4details
#29ACCEPTED0.01 s1, 2, 3, 4details
#300.01 s1, 2, 3, 4details
#310.01 s1, 2, 3, 4details
#320.01 s1, 2, 4details
#330.01 s1, 2, 3, 4details
#340.01 s1, 2, 4details
#350.01 s1, 2, 4details
#360.01 s1, 3, 4details
#370.01 s1, 4details
#380.01 s1, 4details
#390.01 s1, 4details
#400.01 s1, 4details
#410.01 s1, 4details
#420.01 s1, 4details
#430.01 s1, 4details
#440.01 s1, 4details
#450.01 s1, 4details
#460.01 s1, 2, 4details
#470.01 s1, 2, 3, 4details
#480.01 s1, 2, 3, 4details
#490.01 s1, 2, 4details
#500.01 s1, 4details
#510.81 s2, 4details
#520.15 s2, 3, 4details
#530.15 s2, 3, 4details
#540.15 s2, 3, 4details
#550.79 s2, 4details
#560.81 s2, 4details
#570.81 s2, 4details
#580.81 s2, 4details
#590.79 s2, 4details
#600.81 s2, 4details
#610.81 s2, 4details
#620.79 s2, 4details
#630.34 s4details
#640.36 s4details
#650.36 s4details
#660.30 s4details
#670.22 s4details
#680.20 s4details
#690.23 s4details
#700.20 s4details
#710.40 s4details
#720.36 s4details
#730.17 s3, 4details
#740.17 s3, 4details
#750.17 s3, 4details
#760.17 s3, 4details
#770.17 s3, 4details
#780.17 s3, 4details
#790.17 s3, 4details
#800.17 s3, 4details
#810.17 s3, 4details
#820.17 s3, 4details
#830.91 s2, 4details
#840.90 s2, 4details
#850.01 s1, 2, 4details
#860.01 s1, 2, 4details

Compiler report

input/code.cpp: In function 'int haku(int, int, int, std::unordered_set<int>)':
input/code.cpp:15:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<v[pos].size();i++){
                  ~^~~~~~~~~~~~~~

Code

#include <bits/stdc++.h>
using namespace std;



vector<vector<int>> v;

int haku(int pos, int y, int d, unordered_set<int> visited){
    if(pos==y){
    	return d;
    }
    cout<<pos<<"\n";
    d++;
    visited.insert(pos);
    for(int i=0; i<v[pos].size();i++){
    	if(visited.count(v[pos][i])==0){
	    int a=haku(v[pos][i], y, d, visited);
	    if(a!=-1){
	    	return a;
	    }
	}
    }
    return -1;
}
int main(){
    int n, x, y;
    cin>>n>>x>>y;

    for(int i=0;i<=n;i++){
    	v.push_back({});
    }
    for(int i=0;i<n-1;i++){
	int a, b;
	cin>>a>>b;
	v[a].push_back(b);
	v[b].push_back(a);
    }
    unordered_set<int> visited;
    int d = haku(x, y, 1, visited);
    cout<<d;
}

Test details

Test 1

Group: 1, 2, 4

Verdict:

input
10 5 6
1 2
2 3
3 4
4 5
...

correct output
25

user output
5
4
3
2
1
...

Test 2

Group: 1, 4

Verdict:

input
10 8 1
10 7
7 3
8 7
10 9
...

correct output
36

user output
8
7
10
9
3
...

Test 3

Group: 1, 4

Verdict:

input
10 10 5
1 6
2 6
2 4
7 2
...

correct output
36

user output
10
8
6
1
2
...

Test 4

Group: 1, 4

Verdict:

input
10 7 9
9 6
9 1
1 8
9 2
...

correct output
48

user output
7
6
3

Test 5

Group: 2, 4

Verdict:

input
50 46 14
1 2
2 3
3 4
4 5
...

correct output
70

user output
46
45
44
43
42
...

Test 6

Group: 4

Verdict:

input
50 49 14
27 13
27 50
5 27
30 5
...

correct output
535291010

user output
49
38
27
13
5

Test 7

Group: 4

Verdict:

input
50 46 18
24 45
3 24
24 25
32 45
...

correct output
250065865

user output
46
35
32
45
24
...

Test 8

Group: 4

Verdict:

input
50 39 9
4 50
5 50
4 28
17 4
...

correct output
145500013

user output
39
26
17
4
50
...

Test 9

Group: 2, 4

Verdict:

input
250 166 226
1 2
2 3
3 4
4 5
...

correct output
4150

user output
166
165
164
163
162
...

Test 10

Group: 4

Verdict:

input
250 104 224
118 137
189 118
127 189
132 189
...

correct output
230001327

user output
104
146
229
137
118
...

Test 11

Group: 4

Verdict:

input
250 20 113
100 108
220 108
220 228
62 108
...

correct output
734434924

user output
20
244
224
241
203
...

Test 12

Group: 4

Verdict:

input
250 116 21
221 16
221 223
22 16
16 79
...

correct output
273467702

user output
116
29
119
94
16
...

Test 13

Group: 2, 4

Verdict:

input
1250 556 801
1 2
2 3
3 4
4 5
...

correct output
250200

user output
556
555
554
553
552
...

Test 14

Group: 4

Verdict:

input
1250 1115 100
952 651
952 289
166 952
166 871
...

correct output
600544658

user output
1115
798
977
819
239
...

Test 15

Group: 4

Verdict:

input
1250 657 79
13 420
13 346
13 287
1210 420
...

correct output
813695503

user output
657
792
651
420
13
...

Test 16

Group: 4

Verdict:

input
1250 214 271
522 351
140 351
805 351
522 431
...

correct output
212897427

user output
214
98
291
140
351
...

Test 17

Group: 2, 4

Verdict:

input
6250 4685 392
1 2
2 3
3 4
4 5
...

correct output
613872

user output
4685
4684
4683
4682
4681
...

Test 18

Group: 4

Verdict:

input
6250 5270 5866
5282 4610
5282 1160
4610 1967
2502 5282
...

correct output
423709118

user output
5270
1521
1148
5818
5107
...

Test 19

Group: 4

Verdict:

input
6250 6162 514
4663 2181
6136 2181
6136 3161
3161 2803
...

correct output
949879698

user output
6162
2320
3275
3606
1370
...

Test 20

Group: 4

Verdict:

input
6250 1522 4950
1937 2721
4518 2721
1937 2231
1937 771
...

correct output
152101730

user output
1522
4956
928
4526
4960
...

Test 21

Group: 2, 4

Verdict:

input
31250 28710 19769
1 2
2 3
3 4
4 5
...

correct output
50233029

user output
28710
28709
28708
28707
28706
...

Test 22

Group: 4

Verdict:

input
31250 27848 22747
16893 8747
18910 16893
30376 16893
23945 18910
...

correct output
522494382

user output
27848
15886
19780
22392
10353
...

Test 23

Group: 4

Verdict:

input
31250 6703 20415
23779 14085
23779 9341
14085 28511
14085 23151
...

correct output
615059214

user output
6703
42
27651
13923
17381
...

Test 24

Group: 4

Verdict:

input
31250 26948 21755
344 12546
12546 11641
11641 1883
9152 12546
...

correct output
614062321

user output
26948
17849
19799
16626
15885
...

Test 25

Group: 2, 4

Verdict:

input
156250 71359 63141
1 2
2 3
3 4
4 5
...

correct output
360165737

user output
71359
71358
71357
71356
71355
...

Test 26

Group: 4

Verdict:

input
156250 132945 97315
139434 74332
121914 74332
31473 121914
20412 139434
...

correct output
901028288

user output
132945
8962
36034
101963
143518
...

Test 27

Group: 4

Verdict:

input
156250 85489 5733
140340 76749
140340 98734
76749 30645
76749 72109
...

correct output
38533849

user output
85489
118177
135946
55213
15090
...

Test 28

Group: 4

Verdict:

input
156250 143710 49348
65050 143666
143666 47977
143666 35254
47977 99013
...

correct output
615178214

user output
143710
99658
106183
78624
35449
...

Test 29

Group: 1, 2, 3, 4

Verdict: ACCEPTED

input
1 1 1

correct output
1

user output
1

Test 30

Group: 1, 2, 3, 4

Verdict:

input
2 1 1
1 2

correct output
2

user output
1

Test 31

Group: 1, 2, 3, 4

Verdict:

input
2 2 2
1 2

correct output
2

user output
1

Test 32

Group: 1, 2, 4

Verdict:

input
2 1 2
1 2

correct output
1

user output
1
2

Test 33

Group: 1, 2, 3, 4

Verdict:

input
3 2 2
1 2
2 3

correct output
4

user output
1

Test 34

Group: 1, 2, 4

Verdict:

input
3 1 2
1 2
2 3

correct output
2

user output
1
2

Test 35

Group: 1, 2, 4

Verdict:

input
3 1 3
1 2
2 3

correct output
1

user output
1
2
3

Test 36

Group: 1, 3, 4

Verdict:

input
10 4 4
1 2
1 3
3 4
1 5
...

correct output
99

user output
1

Test 37

Group: 1, 4

Verdict:

input
10 7 2
1 2
1 3
1 4
2 5
...

correct output
32

user output
7
4
1
4

Test 38

Group: 1, 4

Verdict:

input
10 2 4
1 2
1 3
1 4
2 5
...

correct output
72

user output
2
1
3
3

Test 39

Group: 1, 4

Verdict:

input
10 4 8
1 2
2 3
3 4
2 5
...

correct output
32

user output
4
3
2
1
5
...

Test 40

Group: 1, 4

Verdict:

input
10 3 1
1 2
1 3
1 4
2 5
...

correct output
108

user output
3
2

Test 41

Group: 1, 4

Verdict:

input
10 7 8
1 2
2 3
2 4
3 5
...

correct output
15

user output
7
5
3
2
1
...

Test 42

Group: 1, 4

Verdict:

input
10 4 10
1 2
1 3
3 4
4 5
...

correct output
40

user output
4
3
1
2
7
...

Test 43

Group: 1, 4

Verdict:

input
10 3 1
1 2
2 3
2 4
2 5
...

correct output
96

user output
3
2
3

Test 44

Group: 1, 4

Verdict:

input
10 6 2
1 2
1 3
2 4
3 5
...

correct output
40

user output
6
2

Test 45

Group: 1, 4

Verdict:

input
10 2 1
1 2
1 3
3 4
4 5
...

correct output
30

user output
2
2

Test 46

Group: 1, 2, 4

Verdict:

input
10 1 10
1 2
2 3
3 4
4 5
...

correct output
1

user output
1
2
3
4
5
...

Test 47

Group: 1, 2, 3, 4

Verdict:

input
3 1 1
1 2
2 3

correct output
3

user output
1

Test 48

Group: 1, 2, 3, 4

Verdict:

input
3 3 3
1 2
2 3

correct output
3

user output
1

Test 49

Group: 1, 2, 4

Verdict:

input
3 2 3
1 2
2 3

correct output
2

user output
2
1
2

Test 50

Group: 1, 4

Verdict:

input
7 2 5
2 7
5 7
2 1
5 3
...

correct output
16

user output
2
7
3

Test 51

Group: 2, 4

Verdict:

input
200000 1 200000
1 2
2 3
3 4
4 5
...

correct output
1

user output
1
2
3
4
5
...

Test 52

Group: 2, 3, 4

Verdict:

input
200000 1 1
1 2
2 3
3 4
4 5
...

correct output
200000

user output
1

Test 53

Group: 2, 3, 4

Verdict:

input
200000 200000 200000
1 2
2 3
3 4
4 5
...

correct output
200000

user output
1

Test 54

Group: 2, 3, 4

Verdict:

input
200000 100000 100000
1 2
2 3
3 4
4 5
...

correct output
99930

user output
1

Test 55

Group: 2, 4

Verdict:

input
200000 37563 118902
1 2
2 3
3 4
4 5
...

correct output
46321716

user output
37563
37562
37561
37560
37559
...

Test 56

Group: 2, 4

Verdict:

input
200000 50775 167353
1 2
2 3
3 4
4 5
...

correct output
657702193

user output
50775
50774
50773
50772
50771
...

Test 57

Group: 2, 4

Verdict:

input
200000 146383 37930
1 2
2 3
3 4
4 5
...

correct output
33730726

user output
146383
146382
146381
146380
146379
...

Test 58

Group: 2, 4

Verdict:

input
200000 139297 64408
1 2
2 3
3 4
4 5
...

correct output
909823211

user output
139297
139296
139295
139294
139293
...

Test 59

Group: 2, 4

Verdict:

input
200000 96291 60612
1 2
2 3
3 4
4 5
...

correct output
286070478

user output
96291
96290
96289
96288
96287
...

Test 60

Group: 2, 4

Verdict:

input
199999 132295 169486
1 2
2 3
3 4
4 5
...

correct output
36849602

user output
132295
132294
132293
132292
132291
...

Test 61

Group: 2, 4

Verdict:

input
199999 40570 132081
1 2
2 3
3 4
4 5
...

correct output
755473816

user output
40570
40569
40568
40567
40566
...

Test 62

Group: 2, 4

Verdict:

input
200000 66666 133332
1 2
2 3
3 4
4 5
...

correct output
444555526

user output
66666
66665
66664
66663
66662
...

Test 63

Group: 4

Verdict:

input
200000 74284 172335
1 2
2 3
2 4
4 5
...

correct output
813676449

user output
74284
755
751
566
102
...

Test 64

Group: 4

Verdict:

input
200000 69598 27760
1 2
2 3
3 4
2 5
...

correct output
646690172

user output
69598
21557
6533
3846
2921
...

Test 65

Group: 4

Verdict:

input
200000 49557 15601
1 2
2 3
1 4
3 5
...

correct output
566402541

user output
49557
23150
13879
2721
1783
...

Test 66

Group: 4

Verdict:

input
200000 154301 42324
1 2
2 3
1 4
4 5
...

correct output
626928627

user output
154301
59511
43352
34046
33497
...

Test 67

Group: 4

Verdict:

input
200000 73912 80615
1 2
1 3
2 4
4 5
...

correct output
173675070

user output
73912
18533
2230
34
29
...

Test 68

Group: 4

Verdict:

input
200000 49444 123149
1 2
2 3
1 4
4 5
...

correct output
293033335

user output
49444
35832
10716
10683
2844
...

Test 69

Group: 4

Verdict:

input
200000 68176 124500
1 2
1 3
3 4
3 5
...

correct output
18856604

user output
68176
57367
46770
37003
2464
...

Test 70

Group: 4

Verdict:

input
200000 184565 72280
1 2
1 3
2 4
4 5
...

correct output
219119175

user output
184565
184418
103470
14945
537
...

Test 71

Group: 4

Verdict:

input
200000 94918 182877
1 2
1 3
1 4
1 5
...

correct output
752671766

user output
94918
89205
25343
11069
3259
...

Test 72

Group: 4

Verdict:

input
200000 187918 126305
1 2
1 3
3 4
1 5
...

correct output
29685111

user output
187918
25336
3277
251
6
...

Test 73

Group: 3, 4

Verdict:

input
200000 97734 97734
1 2
2 3
2 4
3 5
...

correct output
328993565

user output
1

Test 74

Group: 3, 4

Verdict:

input
200000 148516 148516
1 2
2 3
1 4
1 5
...

correct output
127541604

user output
1

Test 75

Group: 3, 4

Verdict:

input
200000 190703 190703
1 2
1 3
3 4
2 5
...

correct output
416752559

user output
1

Test 76

Group: 3, 4

Verdict:

input
200000 37698 37698
1 2
2 3
1 4
2 5
...

correct output
416871404

user output
1

Test 77

Group: 3, 4

Verdict:

input
200000 116531 116531
1 2
1 3
2 4
1 5
...

correct output
748204701

user output
1

Test 78

Group: 3, 4

Verdict:

input
200000 27284 27284
1 2
2 3
2 4
4 5
...

correct output
76035204

user output
1

Test 79

Group: 3, 4

Verdict:

input
200000 122685 122685
1 2
1 3
2 4
4 5
...

correct output
337610563

user output
1

Test 80

Group: 3, 4

Verdict:

input
200000 107933 107933
1 2
2 3
2 4
4 5
...

correct output
208311114

user output
1

Test 81

Group: 3, 4

Verdict:

input
200000 138885 138885
1 2
2 3
2 4
3 5
...

correct output
256430889

user output
1

Test 82

Group: 3, 4

Verdict:

input
200000 58880 58880
1 2
2 3
2 4
4 5
...

correct output
768053967

user output
1

Test 83

Group: 2, 4

Verdict:

input
200000 75000 90943
168194 176825
176825 120246
120246 59194
59194 193803
...

correct output
391201968

user output
75000
67340
122798
151895
117167
...

Test 84

Group: 2, 4

Verdict:

input
200000 143557 105030
114244 129713
129713 100457
100457 70708
70708 178413
...

correct output
21500831

user output
143557
194729
15105
36030
22075
...

Test 85

Group: 1, 2, 4

Verdict:

input
10 7 6
4 2
2 7
7 10
10 6
...

correct output
18

user output
7
2
4
10
3

Test 86

Group: 1, 2, 4

Verdict:

input
10 1 8
1 6
6 10
10 3
3 7
...

correct output
1

user output
1
6
10
3
7
...