CSES - Aalto Competitive Programming 2024 - wk2 - Wed

CSES - Aalto Competitive Programming 2024 - wk2 - Wed - Results

Submission details
Task:	Astralis session I
Sender:	aalto2024b_002
Submission time:	2024-09-11 17:50:21 +0300
Language:	C++ (C++20)
Status:	READY
Result:	WRONG ANSWER

Test results
test	verdict	time
#1	WRONG ANSWER	0.00 s	details
#2	WRONG ANSWER	0.00 s	details
#3	WRONG ANSWER	0.00 s	details
#4	WRONG ANSWER	0.00 s	details
#5	WRONG ANSWER	0.00 s	details
#6	WRONG ANSWER	0.00 s	details
#7	WRONG ANSWER	0.00 s	details
#8	WRONG ANSWER	0.00 s	details
#9	WRONG ANSWER	0.00 s	details
#10	WRONG ANSWER	0.00 s	details
#11	WRONG ANSWER	0.00 s	details
#12	WRONG ANSWER	0.00 s	details
#13	WRONG ANSWER	0.00 s	details
#14	WRONG ANSWER	0.00 s	details
#15	ACCEPTED	0.00 s	details
#16	WRONG ANSWER	0.00 s	details
#17	WRONG ANSWER	0.00 s	details
#18	WRONG ANSWER	0.00 s	details
#19	WRONG ANSWER	0.00 s	details
#20	WRONG ANSWER	0.00 s	details
#21	WRONG ANSWER	0.00 s	details
#22	WRONG ANSWER	0.00 s	details
#23	WRONG ANSWER	0.00 s	details
#24	WRONG ANSWER	0.00 s	details
#25	WRONG ANSWER	0.00 s	details
#26	WRONG ANSWER	0.00 s	details
#27	WRONG ANSWER	0.00 s	details
#28	WRONG ANSWER	0.00 s	details
#29	WRONG ANSWER	0.00 s	details
#30	WRONG ANSWER	0.00 s	details
#31	WRONG ANSWER	0.00 s	details
#32	WRONG ANSWER	0.00 s	details
#33	WRONG ANSWER	0.00 s	details
#34	WRONG ANSWER	0.00 s	details
#35	WRONG ANSWER	0.00 s	details
#36	WRONG ANSWER	0.00 s	details
#37	WRONG ANSWER	0.00 s	details
#38	WRONG ANSWER	0.00 s	details
#39	WRONG ANSWER	0.00 s	details
#40	WRONG ANSWER	0.00 s	details
#41	WRONG ANSWER	0.00 s	details
#42	WRONG ANSWER	0.01 s	details
#43	WRONG ANSWER	0.01 s	details
#44	WRONG ANSWER	0.01 s	details
#45	WRONG ANSWER	0.01 s	details
#46	WRONG ANSWER	0.01 s	details
#47	WRONG ANSWER	0.01 s	details
#48	WRONG ANSWER	0.01 s	details
#49	WRONG ANSWER	0.01 s	details
#50	WRONG ANSWER	0.01 s	details
#51	WRONG ANSWER	0.01 s	details
#52	TIME LIMIT EXCEEDED	--	details
#53	TIME LIMIT EXCEEDED	--	details
#54	TIME LIMIT EXCEEDED	--	details
#55	TIME LIMIT EXCEEDED	--	details
#56	TIME LIMIT EXCEEDED	--	details
#57	TIME LIMIT EXCEEDED	--	details
#58	TIME LIMIT EXCEEDED	--	details
#59	TIME LIMIT EXCEEDED	--	details
#60	TIME LIMIT EXCEEDED	--	details
#61	TIME LIMIT EXCEEDED	--	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:35:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |         for(int i=0; i<friends.size(); i++){
      |                      ~^~~~~~~~~~~~~~~
input/code.cpp:42:39: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'unsigned int' [-Wsign-compare]
   42 |                 if(sum[friends[i][0]] == n/2){
input/code.cpp:60:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |         for(int i=0; i<added[V].size(); i++){
      |                      ~^~~~~~~~~~~~~~~~
input/code.cpp:65:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'lo...

Code

#include <iostream>
#include <vector>
#include <queue>


using namespace std;




int main(){
    unsigned int n;
    cin >> n;
 
    vector<vector<int>> friends(n);
 
    for(unsigned int i=0; i<n-1; i++){
        int a,b;
        cin >> a >> b;
        friends[a-1].push_back(b-1);
        friends[b-1].push_back(a-1);
    }

    vector<int> sum(n,0);

    vector<vector<int>> added(n);


    bool done = false;
    bool change = false;
    int V;

    while(not done){
        change = false;
        for(int i=0; i<friends.size(); i++){
            if(friends[i].size()==1){

                sum[friends[i][0]] += sum[i] +1;

                added[friends[i][0]].insert(end(added[friends[i][0]]), begin(added[i]), end(added[i]));
                added[friends[i][0]].push_back(i);
                if(sum[friends[i][0]] == n/2){
                    done = true;
                    V = friends[i][0];
                }
                change = true;

                
            }
            
        }
        if(change == false){
            break;
        }
    }
    if(not done) cout << "No";
    else{
        vector<bool> a(n,false);

        for(int i=0; i<added[V].size(); i++){
            a[added[V][i]] = true;
        }
        a[V] = true;
        cout << "Yes"<<endl;
        for(int i=0; i< a.size(); i++){
            if(a[i]==true){
                cout<<'M';

            }
            else cout << 'U';
        }

    }

    

}

Test details

Test 1

Verdict: WRONG ANSWER

input
`2 1 2` view save

correct output
`Yes MU` view save

user output
`Yes MM` view save

Test 2

Verdict: WRONG ANSWER

input
`6 1 3 2 3 2 6 4 6 ...` view save

correct output
`No` view save

user output
`Yes UMUUMU` view save

Test 3

Verdict: WRONG ANSWER

input
`6 1 2 2 3 3 6 2 4 ...` view save

correct output
`No` view save

user output
`Yes UUMUUM` view save

Test 4

Verdict: WRONG ANSWER

input
`6 1 6 1 4 2 4 2 3 ...` view save

correct output
`No` view save

user output
`Yes MUUUUM` view save

Test 5

Verdict: WRONG ANSWER

input
`6 2 4 1 4 2 6 1 3 ...` view save

correct output
`Yes MUMUMU` view save

user output
`Yes UMUUUM` view save

Test 6

Verdict: WRONG ANSWER

input
`8 1 8 5 8 3 5 3 6 ...` view save

correct output
`Yes MUMUMUUM` view save

user output
`Yes UMUMUUMU` view save

Test 7

Verdict: WRONG ANSWER

input
`8 1 4 1 6 3 6 1 5 ...` view save

correct output
`Yes MUUMMUMU` view save

user output
`Yes UUMUUUUM` view save

Test 8

Verdict: WRONG ANSWER

input
`8 1 7 1 3 1 8 2 8 ...` view save

correct output
`No` view save

user output
`Yes MUUUMUMU` view save

Test 9

Verdict: WRONG ANSWER

input
`8 2 3 3 8 7 8 5 8 ...` view save

correct output
`Yes MMUMUMUU` view save

user output
`Yes UUUUMUMM` view save

Test 10

Verdict: WRONG ANSWER

input
`10 4 8 4 7 1 7 3 4 ...` view save

correct output
`Yes MUMMMUMUUU` view save

user output
`Yes MUUUMUMUUU` view save

Test 11

Verdict: WRONG ANSWER

input
`10 3 4 4 5 4 8 4 10 ...` view save

correct output
`No` view save

user output
`Yes UUUMUUUMUM` view save

Test 12

Verdict: WRONG ANSWER

input
`10 1 3 2 3 2 6 6 10 ...` view save

correct output
`Yes MMMUUMUMUU` view save

user output
`Yes UUUMMUUUMU` view save

Test 13

Verdict: WRONG ANSWER

input
`10 1 10 1 3 6 10 8 10 ...` view save

correct output
`No` view save

user output
`Yes UUUUMUUMUM` view save

Test 14

Verdict: WRONG ANSWER

input
`10 1 6 1 4 2 4 2 9 ...` view save

correct output
`No` view save

user output
`Yes UUMMMUMMUU` view save

Test 15

Verdict: ACCEPTED

input
`12 4 10 4 11 9 11 6 11 ...` view save

correct output
`Yes UUUMUMMUMUMM` view save

user output
`Yes MMMUMUUMUMUU` view save

Test 16

Verdict: WRONG ANSWER

input
`12 1 2 1 8 5 8 3 8 ...` view save

correct output
`Yes MUMMMUUMUUUM` view save

user output
`Yes UUMMMUUMUUUU` view save

Test 17

Verdict: WRONG ANSWER

input
`14 9 12 6 9 3 6 3 11 ...` view save

correct output
`No` view save

user output
`Yes UUUMUUUMUUUUUM` view save

Test 18

Verdict: WRONG ANSWER

input
`14 13 14 7 13 3 7 7 10 ...` view save

correct output
`Yes UMMMMUMUUMUUMU` view save

user output
`Yes MUUUUUUUUUMUUU` view save

Test 19

Verdict: WRONG ANSWER

input
`14 1 3 3 8 3 7 8 9 ...` view save

correct output
`Yes MUUUMMUUUMMMMU` view save

user output
`Yes MUUUMUUUUMUUUU` view save

Test 20

Verdict: WRONG ANSWER

input
`16 4 12 1 4 12 16 11 12 ...` view save

correct output
`No` view save

user output
`Yes UUUUUMUUMUUUUMUU` view save

Test 21

Verdict: WRONG ANSWER

input
`18 12 13 13 17 8 13 12 15 ...` view save

correct output
`No` view save

user output
`Yes UUUUUMMUUUUMUUUUUM` view save

Test 22

Verdict: WRONG ANSWER

input
`100 24 28 28 65 28 58 54 65 ...` view save

correct output
`Yes MMUUMUMMUMUMUUMUUMMUUUMMMUUUUM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 23

Verdict: WRONG ANSWER

input
`100 57 98 24 57 24 34 25 34 ...` view save

correct output
`Yes MUUMUMUUUMMUMMUMUMMMMMUUUMUUMM...` view save

user output
`Yes UMUUUUUUMUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 24

Verdict: WRONG ANSWER

input
`100 6 41 6 20 6 18 6 88 ...` view save

correct output
`Yes MMMMUMMMUMUUMMUUUMMMUUUUUMUUUU...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUMUUU...` Truncated

Test 25

Verdict: WRONG ANSWER

input
`100 24 100 92 100 62 100 88 100 ...` view save

correct output
`Yes MUUMMUUMMUMUMUMUUUUUUMMMUMUMUM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 26

Verdict: WRONG ANSWER

input
`100 65 83 68 83 65 87 21 65 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 27

Verdict: WRONG ANSWER

input
`100 12 87 12 56 41 56 11 41 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUMUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 28

Verdict: WRONG ANSWER

input
`100 13 29 13 38 13 34 10 13 ...` view save

correct output
`Yes MMMMUUMUMMUUMMUUMMMUMMUUMMUUUU...` view save

user output
`Yes UUUUUUUUUUMUUUUUUUUUUUUUUUUUUU...` Truncated

Test 29

Verdict: WRONG ANSWER

input
`100 77 94 52 77 53 77 53 56 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 30

Verdict: WRONG ANSWER

input
`100 56 59 56 76 17 76 17 75 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUMUUUUUUUUUUUUUUUUUU...` Truncated

Test 31

Verdict: WRONG ANSWER

input
`100 19 70 70 86 27 86 27 31 ...` view save

correct output
`Yes MMMMUMMUMMUUMMUMUUUMMMUMUMUUMU...` view save

user output
`Yes UUMUUUUUUUUUUUUUUUUUMUUUUUUUUU...` Truncated

Test 32

Verdict: WRONG ANSWER

input
`200 28 148 28 122 28 137 122 178 ...` view save

correct output
`Yes UUMUMMMUUMMUMMMUMMUUMUMUMUMMMU...` view save

user output
`Yes UUUUUUUUUUUUUUMUUUUUUUUUUUUMUU...` Truncated

Test 33

Verdict: WRONG ANSWER

input
`200 57 98 57 153 34 153 98 109 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 34

Verdict: WRONG ANSWER

input
`200 6 177 6 20 6 158 88 158 ...` view save

correct output
`Yes MUUMUMMMUMUUMUUUUUUMUMMMMUUMMU...` view save

user output
`Yes UUMUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 35

Verdict: WRONG ANSWER

input
`200 142 178 119 142 142 155 119 140 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 36

Verdict: WRONG ANSWER

input
`200 83 150 68 83 68 158 135 158 ...` view save

correct output
`Yes MMMUUUUUUMUUUMUMUUMMMUMUUUMMUM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 37

Verdict: WRONG ANSWER

input
`200 20 177 87 177 121 177 137 177 ...` view save

correct output
`Yes MMUMUMMMUUUMUMUMMMUMUMUUUUUUMM...` view save

user output
`Yes UUUUUUUUUUUUMUUUUUUUUUMUUUUUUU...` Truncated

Test 38

Verdict: WRONG ANSWER

input
`200 13 139 13 38 13 34 10 38 ...` view save

correct output
`Yes MUMMUUMUUMUUMMUMMMMUMMUMUUUMMU...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 39

Verdict: WRONG ANSWER

input
`200 84 198 77 198 52 198 53 77 ...` view save

correct output
`Yes MMMUMUMMMUUUUMUUUMMMMMUMUMUUUU...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 40

Verdict: WRONG ANSWER

input
`200 56 112 76 112 56 182 56 114 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 41

Verdict: WRONG ANSWER

input
`200 19 114 19 70 70 86 19 27 ...` view save

correct output
`Yes MMMUMUUUUUMUMMMMMMMUUMMUMMMMUM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 42

Verdict: WRONG ANSWER

input
`1000 811 883 397 883 137 397 546 883 ...` view save

correct output
`Yes MMMMMUUMUMUUUUUUMUMUMMMMUMMUMM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 43

Verdict: WRONG ANSWER

input
`1000 393 736 393 398 398 407 351 393 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 44

Verdict: WRONG ANSWER

input
`1000 507 955 340 955 507 813 418 955 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 45

Verdict: WRONG ANSWER

input
`1000 230 974 230 440 440 752 752 977 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 46

Verdict: WRONG ANSWER

input
`1000 406 944 778 944 68 944 545 778 ...` view save

correct output
`Yes UMUMMUMUUMUUMUUMUMMUUMUUMUUUUM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 47

Verdict: WRONG ANSWER

input
`1000 771 921 368 921 121 921 121 810 ...` view save

correct output
`Yes UMMUUUUUMUMMUMUMUUUUMMMMUMUUMM...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 48

Verdict: WRONG ANSWER

input
`1000 290 518 518 738 518 554 290 997 ...` view save

correct output
`No` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 49

Verdict: WRONG ANSWER

input
`1000 370 791 390 791 390 835 585 835 ...` view save

correct output
`Yes MMUUUUUMMMUMMUMMMMMMUUMMUMMMMU...` view save

user output
`Yes UUUUMUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 50

Verdict: WRONG ANSWER

input
`1000 111 804 778 804 520 804 520 829 ...` view save

correct output
`Yes MMMUMUUUUUMMMUMMMMMUUMMUMMUUUU...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 51

Verdict: WRONG ANSWER

input
`1000 627 823 399 627 27 399 27 945 ...` view save

correct output
`Yes MMUMMMMUUMMUUMUUUUUMUMMUMMMMMU...` view save

user output
`Yes UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` Truncated

Test 52

Verdict: TIME LIMIT EXCEEDED

input
`100000 26991 68205 21905 68205 3029 26991 21905 29288 ...` view save

correct output
`No` view save

user output
(empty)

Test 53

Verdict: TIME LIMIT EXCEEDED

input
`100000 41845 94618 94618 96640 65841 94618 9894 96640 ...` view save

correct output
`Yes UMUUUMMUUUMMUMMUMUMMMUMMMUMUMU...` view save

user output
(empty)

Test 54

Verdict: TIME LIMIT EXCEEDED

input
`100000 11081 29940 11081 90273 11081 56653 56653 73314 ...` view save

correct output
`Yes UMMUUMMMUUMMMMMUUMMUUUMUMMMUUU...` view save

user output
(empty)

Test 55

Verdict: TIME LIMIT EXCEEDED

input
`100000 27549 31873 27549 48777 48777 71940 48777 59266 ...` view save

correct output
`Yes MMMMUUMUUMUMUMMUUUMMUMMMUMUUUM...` view save

user output
(empty)

Test 56

Verdict: TIME LIMIT EXCEEDED

input
`100000 2460 57807 2460 59927 56550 59927 35046 56550 ...` view save

correct output
`Yes MMMUUMMUMMUUUMMUMUMMMUMUUMUMUM...` view save

user output
(empty)

Test 57

Verdict: TIME LIMIT EXCEEDED

input
`100000 13089 77222 77222 89616 36711 89616 27645 77222 ...` view save

correct output
`Yes UMUUUMMMUUUUMMUMMMUUMMUUMUMUMU...` view save

user output
(empty)

Test 58

Verdict: TIME LIMIT EXCEEDED

input
`100000 35805 70440 70440 82302 64483 82302 64483 96767 ...` view save

correct output
`Yes MMMUUMMMUUUMMMUUMUUMUMMUUUMUUM...` view save

user output
(empty)

Test 59

Verdict: TIME LIMIT EXCEEDED

input
`100000 16206 68738 37820 68738 55519 68738 55519 77758 ...` view save

correct output
`Yes MMUUUMUUMUUMUUMUMMMMMUMUUUUUUU...` view save

user output
(empty)

Test 60

Verdict: TIME LIMIT EXCEEDED

input
`100000 47137 86808 47137 80136 47137 73346 73346 78144 ...` view save

correct output
`Yes UUMUMMUUUUMMMMMMMMUUMMMMMMUUMU...` view save

user output
(empty)

Test 61

Verdict: TIME LIMIT EXCEEDED

input
`100000 39438 53660 53660 60245 20924 60245 20924 38669 ...` view save

correct output
`No` view save

user output
(empty)

Aalto Competitive Programming 2024 - wk2 - Wed

Astralis session I

Compiler report

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

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Test 10

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Test 61

Tasks

Submissions (aalto2024b_002)