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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#728722#9570. Binary Treeucup-team194#TL 1ms3916kbC++2027.5kb2024-11-09 15:46:152024-11-09 15:46:21

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3916kb

input:

2
5
0 0
1 5
2 4
0 0
0 0
2
0
2
0 2
0 0
2

output:

? 1 3
? 3 4
! 3
? 1 2
! 2

result:

ok OK (2 test cases)

Test #2:

score: -100
Time Limit Exceeded

input:

5555
8
2 0
8 6
0 0
3 0
0 0
7 0
0 0
5 4
2
0
2
8
0 0
1 4
2 0
0 0
7 8
0 0
3 0
6 0
2
2
2
8
5 8
0 0
1 7
0 0
0 0
4 2
0 0
6 0
0
1
0
5
4 5
3 1
0 0
0 0
0 0
1
0
8
0 0
0 0
5 6
0 0
1 4
2 0
3 8
0 0
0
0

output:

? 1 8
? 4 5
? 4 3
! 3
? 2 7
? 7 8
? 8 6
! 6
? 8 3
? 8 4
? 6 2
! 6
? 2 5
? 1 4
! 1
? 5 7
? 4 1

result: