QOJ.ac

QOJ

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
#729923#9570. Binary Treeucup-team3932#ML 1ms5960kbC++142.5kb2024-11-09 18:02:002024-11-09 18:02:00

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 5960kb

input:

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

output:

? 3 5
? 2 1
! 2
? 1 2
! 2

result:

ok OK (2 test cases)

Test #2:

score: -100
Memory Limit Exceeded

input:

5555
8
2 0
8 6
0 0
3 0
0 0
7 0
0 0
5 4
0
0
2
8
0 0
1 4
2 0
0 0
7 8
0 0
3 0
6 0
0
0
0
8
5 8
0 0
1 7
0 0
0 0
4 2
0 0
6 0
0
1
2
5
4 5
3 1
0 0
0 0
0 0
0
2
8
0 0
0 0
5 6
0 0
1 4
2 0
3 8
0 0
0
0
5
3 0
5 1
0 0
0 0
4 0
0
2
5
5 0
0 0
0 0
3 0
2 4
0
0
3
3 0
1 0
0 0
2
2
2 0
0 0
0
3
2 3
0 0
0 0
2
10
2 8
9 7
0 0
...

output:

? 8 6
? 4 5
? 4 3
! 3
? 7 2
? 8 7
? 8 6
! 8
? 8 3
? 8 4
? 6 2
! 2
? 2 5
? 2 3
! 3
? 5 7
? 4 1
! 4
? 5 1
? 5 4
! 4
? 4 2
? 4 3
! 4
? 3 2
! 2
? 1 2
! 1
? 3 2
! 2
? 7 9
? 7 4
? 6 3
! 3
? 1 2
! 1
? 9 5
? 2 1
? 2 6
! 2
? 10 3
? 8 6
? 4 2
! 4
? 9 3
? 9 7
? 2 1
! 2
? 1 2
! 2
? 4 3
? 7 1
! 1
? 4 9
? 8 4
? 8...

result: