CSES - Aalto Competitive Programming 2024 - wk2 - Wed

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

Submission details
Task:	LibBot
Sender:	aalto2024b_009
Submission time:	2024-09-11 19:00:19 +0300
Language:	Python3 (PyPy3)
Status:	READY
Result:	WRONG ANSWER

Test results
test	verdict	time
#1	WRONG ANSWER	0.08 s	details
#2	WRONG ANSWER	0.08 s	details
#3	WRONG ANSWER	0.08 s	details
#4	WRONG ANSWER	0.08 s	details
#5	WRONG ANSWER	0.08 s	details
#6	WRONG ANSWER	0.08 s	details
#7	WRONG ANSWER	0.08 s	details
#8	WRONG ANSWER	0.08 s	details
#9	WRONG ANSWER	0.08 s	details
#10	WRONG ANSWER	0.08 s	details
#11	WRONG ANSWER	0.08 s	details
#12	WRONG ANSWER	0.08 s	details
#13	WRONG ANSWER	0.08 s	details
#14	WRONG ANSWER	0.08 s	details
#15	WRONG ANSWER	0.08 s	details
#16	WRONG ANSWER	0.08 s	details
#17	WRONG ANSWER	0.07 s	details
#18	WRONG ANSWER	0.08 s	details
#19	WRONG ANSWER	0.08 s	details
#20	WRONG ANSWER	0.08 s	details
#21	WRONG ANSWER	0.08 s	details
#22	WRONG ANSWER	0.08 s	details
#23	WRONG ANSWER	0.08 s	details
#24	WRONG ANSWER	0.07 s	details
#25	WRONG ANSWER	0.07 s	details
#26	WRONG ANSWER	0.08 s	details
#27	WRONG ANSWER	0.08 s	details
#28	WRONG ANSWER	0.08 s	details
#29	WRONG ANSWER	0.07 s	details
#30	WRONG ANSWER	0.08 s	details
#31	WRONG ANSWER	0.08 s	details
#32	WRONG ANSWER	0.07 s	details
#33	WRONG ANSWER	0.09 s	details
#34	WRONG ANSWER	0.08 s	details
#35	WRONG ANSWER	0.07 s	details
#36	WRONG ANSWER	0.07 s	details
#37	WRONG ANSWER	0.08 s	details
#38	WRONG ANSWER	0.08 s	details
#39	WRONG ANSWER	0.08 s	details
#40	WRONG ANSWER	0.07 s	details
#41	WRONG ANSWER	0.07 s	details

Code

import sys
sys.setrecursionlimit(10 ** 6)
n = int(input())
g = [[] for i in range(n)]
for i in range(n - 1):
    a, b = map(int, input().split())
    g[a - 1].append(b - 1)
    g[b - 1].append(a - 1)

root = 1

sums = [-1] * n
visited = [False] * n

parents = [-1] * n


def dfs(node):
    global sums
    if visited[node]:
        return
    visited[node] = True
    flag = 0
    for w in g[node]:
        if not visited[w]:
            parents[w] = node
            dfs(w)
            flag += sums[w]
    sums[node] = flag + 1


dfs(root)

k = n // 2

f = False
for i in range(n):
    if sums[i] == k:
        s = i
        # print('S', s)
        f = True
        break

if f:
    print('Yes')
    m = [False] * n
    visited = [False] * n
    visited[parents[s]] = True


    def dfs2(node):
        global m
        if visited[node]:
            return
        visited[node] = True
        for w in g[node]:
            if not visited[w]:
                m[w] = True
                dfs2(w)

    dfs2(s)

    # print(m)
    m[s] = True

    for j in range(n):
        if m[j]:
            print('M', end='')
        else:
            print('U', end='')
    print()
else:
    print('No')

Test details

Test 1

Verdict: WRONG ANSWER

input
`2 9 kdg dl 6 kdg 3 kdgwl 1 ...` view save

correct output
(empty)

user output
`SIZE 2 COUNT kdg` view save

Error:

1 1 0 1

Test 2

Verdict: WRONG ANSWER

input
`3 15 irwkfl c 26 d 27 e 11 ...` view save

correct output
(empty)

user output
`SIZE 3 COUNT irwkfl` view save

Error:

1 1 0 1

Test 3

Verdict: WRONG ANSWER

input
`4 34 gcnmkobrd bcytu 60 bheb 64 bhebp 26 ...` view save

correct output
(empty)

user output
`SIZE 4 COUNT gcnmkobrd` view save

Error:

1 1 0 1

Test 4

Verdict: WRONG ANSWER

input
`5 52 faoluuicsn a 1 cufqs 30 d 44 ...` view save

correct output
(empty)

user output
`SIZE 5 COUNT faoluuicsn` view save

Error:

1 1 0 1

Test 5

Verdict: WRONG ANSWER

input
`6 75 okokxlluuicsnw a 1 b 51 bxcufq 145 ...` view save

correct output
(empty)

user output
`SIZE 6 COUNT okokxlluuicsnw` view save

Error:

1 1 0 1

Test 6

Verdict: WRONG ANSWER

input
`7 105 jibgewnvmqnpbxvirxmgf a 1 aqykhme 32 atusxwa 119 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT jibgewnvmqnpbxvirxmgf` view save

Error:

1 1 0 1

Test 7

Verdict: WRONG ANSWER

input
`8 124 djnofmgdbfj afpc 66 apj 204 apjgsu 105 ...` view save

correct output
(empty)

user output
`SIZE 8 COUNT djnofmgdbfj` view save

Error:

1 1 0 1

Test 8

Verdict: WRONG ANSWER

input
`9 166 qonvyqgibutxey a 94 act 683 afngrwb 20 ...` view save

correct output
(empty)

user output
`SIZE 9 COUNT qonvyqgibutxey` view save

Error:

1 1 0 1

Test 9

Verdict: WRONG ANSWER

input
`10 211 zuek axof 303 axofdxjyeevjxifd 397 axofvxnleg 539 ...` view save

correct output
(empty)

user output
`SIZE 10 COUNT zuek` view save

Error:

1 1 0 1

Test 10

Verdict: WRONG ANSWER

input
`10 216 hskapswvzfrbijqwgotkothu aayuulyq 436 aayuulyqcs 205 aayuulyqcsgjqffbfix 530 ...` view save

correct output
(empty)

user output
`SIZE 10 COUNT hskapswvzfrbijqwgotkothu` view save

Error:

1 1 0 1

Test 11

Verdict: WRONG ANSWER

input
`9 158 ylhjecnhgyboje a 691 acd 241 apkcczfzzxrpvlk 88 ...` view save

correct output
(empty)

user output
`SIZE 9 COUNT ylhjecnhgyboje` view save

Error:

1 1 0 1

Test 12

Verdict: WRONG ANSWER

input
`8 133 ewcm aavhwtselm 486 aavrwtsejm 170 aayuuly 62 ...` view save

correct output
(empty)

user output
`SIZE 8 COUNT ewcm` view save

Error:

1 1 0 1

Test 13

Verdict: WRONG ANSWER

input
`7 98 jkpxbvb awb 326 comccswxez 114 cw 42 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT jkpxbvb` view save

Error:

1 1 0 1

Test 14

Verdict: WRONG ANSWER

input
`6 70 eaymki alkio 119 alkioruv 72 alkioruvyivod 26 ...` view save

correct output
(empty)

user output
`SIZE 6 COUNT eaymki` view save

Error:

1 1 0 1

Test 15

Verdict: WRONG ANSWER

input
`4 28 unje biybsjet 60 biybsjetnn 27 bx 45 ...` view save

correct output
(empty)

user output
`SIZE 4 COUNT unje` view save

Error:

1 1 0 1

Test 16

Verdict: WRONG ANSWER

input
`9 159 ckfhsouqxvv a 373 aahay 152 asvvihxxokcevotlncilqbuvhmdkmh...` view save

correct output
(empty)

user output
`SIZE 9 COUNT ckfhsouqxvv` view save

Error:

1 1 0 1

Test 17

Verdict: WRONG ANSWER

input
`8 117 h aaha 262 anmuhfjbetlfzdbns 107 awhfbhdbjbuexgbwl 226 ...` view save

correct output
(empty)

user output
`SIZE 8 COUNT h` view save

Error:

1 1 0 1

Test 18

Verdict: WRONG ANSWER

input
`7 106 m aezpq 42 aokpn 7 aqfkfe 86 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT m` view save

Error:

1 1 0 1

Test 19

Verdict: WRONG ANSWER

input
`7 101 kvtwj appvlr 240 bguzpylrzkwon 78 bofd 2 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT kvtwj` view save

Error:

1 1 0 1

Test 20

Verdict: WRONG ANSWER

input
`2 9 fu dl 6 kdg 3 kdgwl 1 ...` view save

correct output
(empty)

user output
`SIZE 2 COUNT fu` view save

Error:

1 1 0 1

Test 21

Verdict: WRONG ANSWER

input
`3 15 uvk c 26 d 27 e 11 ...` view save

correct output
(empty)

user output
`SIZE 3 COUNT uvk` view save

Error:

1 1 0 1

Test 22

Verdict: WRONG ANSWER

input
`4 34 jgtx bcytu 60 bheb 64 bhebp 26 ...` view save

correct output
(empty)

user output
`SIZE 4 COUNT jgtx` view save

Error:

1 1 0 1

Test 23

Verdict: WRONG ANSWER

input
`5 52 ghmfq a 1 cufqs 30 d 44 ...` view save

correct output
(empty)

user output
`SIZE 5 COUNT ghmfq` view save

Error:

1 1 0 1

Test 24

Verdict: WRONG ANSWER

input
`6 75 ojuphd a 1 b 51 bxcufq 145 ...` view save

correct output
(empty)

user output
`SIZE 6 COUNT ojuphd` view save

Error:

1 1 0 1

Test 25

Verdict: WRONG ANSWER

input
`7 105 kzzqfzz a 1 aqykhme 32 atusxwa 119 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT kzzqfzz` view save

Error:

1 1 0 1

Test 26

Verdict: WRONG ANSWER

input
`8 124 emdxvwdw afpc 66 apj 204 apjgsu 105 ...` view save

correct output
(empty)

user output
`SIZE 8 COUNT emdxvwdw` view save

Error:

1 1 0 1

Test 27

Verdict: WRONG ANSWER

input
`9 166 pkhsbasuj a 94 act 683 afngrwb 20 ...` view save

correct output
(empty)

user output
`SIZE 9 COUNT pkhsbasuj` view save

Error:

1 1 0 1

Test 28

Verdict: WRONG ANSWER

input
`10 211 zypqadmqoo axof 303 axofdxjyeevjxifd 397 axofvxnleg 539 ...` view save

correct output
(empty)

user output
`SIZE 10 COUNT zypqadmqoo` view save

Error:

1 1 0 1

Test 29

Verdict: WRONG ANSWER

input
`10 216 jhagispreh aayuulyq 436 aayuulyqcs 205 aayuulyqcsgjqffbfix 530 ...` view save

correct output
(empty)

user output
`SIZE 10 COUNT jhagispreh` view save

Error:

1 1 0 1

Test 30

Verdict: WRONG ANSWER

input
`9 158 zfkmqpzht a 691 acd 241 apkcczfzzxrpvlk 88 ...` view save

correct output
(empty)

user output
`SIZE 9 COUNT zfkmqpzht` view save

Error:

1 1 0 1

Test 31

Verdict: WRONG ANSWER

input
`8 133 dogiavnu aavhwtselm 486 aavrwtsejm 170 aayuuly 62 ...` view save

correct output
(empty)

user output
`SIZE 8 COUNT dogiavnu` view save

Error:

1 1 0 1

Test 32

Verdict: WRONG ANSWER

input
`7 98 kihqiff awb 326 comccswxez 114 cw 42 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT kihqiff` view save

Error:

1 1 0 1

Test 33

Verdict: WRONG ANSWER

input
`6 70 eszubi alkio 119 alkioruv 72 alkioruvyivod 26 ...` view save

correct output
(empty)

user output
`SIZE 6 COUNT eszubi` view save

Error:

1 1 0 1

Test 34

Verdict: WRONG ANSWER

input
`4 28 vyta biybsjet 60 biybsjetnn 27 bx 45 ...` view save

correct output
(empty)

user output
`SIZE 4 COUNT vyta` view save

Error:

1 1 0 1

Test 35

Verdict: WRONG ANSWER

input
`9 159 ctohjykey a 373 aahay 152 asvvihxxokcevotlncilqbuvhmdkmh...` view save

correct output
(empty)

user output
`SIZE 9 COUNT ctohjykey` view save

Error:

1 1 0 1

Test 36

Verdict: WRONG ANSWER

input
`8 117 igjxpndn aaha 262 anmuhfjbetlfzdbns 107 awhfbhdbjbuexgbwl 226 ...` view save

correct output
(empty)

user output
`SIZE 8 COUNT igjxpndn` view save

Error:

1 1 0 1

Test 37

Verdict: WRONG ANSWER

input
`7 106 lslhnht aezpq 42 aokpn 7 aqfkfe 86 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT lslhnht` view save

Error:

1 1 0 1

Test 38

Verdict: WRONG ANSWER

input
`7 101 hxliesh appvlr 240 bguzpylrzkwon 78 bofd 2 ...` view save

correct output
(empty)

user output
`SIZE 7 COUNT hxliesh` view save

Error:

1 1 0 1

Test 39

Verdict: WRONG ANSWER

input
`2 1 fu dl 32` view save

correct output
(empty)

user output
`SIZE 2 COUNT fu` view save

Error:

1 1 0 1

Test 40

Verdict: WRONG ANSWER

input
`3 1 fuuicsxvc fuuicsxvc 243` view save

correct output
(empty)

user output
`SIZE 3 COUNT fuuicsxvc` view save

Error:

1 1 0 1

Test 41

Verdict: WRONG ANSWER

input
`4 1 bcytu bcytu 1024` view save

correct output
(empty)

user output
`SIZE 4 COUNT bcytu` view save

Error:

1 1 0 1

Aalto Competitive Programming 2024 - wk2 - Wed

LibBot

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

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Test 40

Test 41

Tasks

Submissions (aalto2024b_009)