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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
#577585#5545. Contingency PlanMaMengQiWA 0ms3544kbC++171.6kb2024-09-20 13:08:042024-09-20 13:08:05

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3532kb

input:

7
1 2
3 7
2 4
2 5
1 3
3 6

output:

2 7
7 1
4 7
5 7
3 5
6 7

result:

ok AC

Test #2:

score: 0
Accepted
time: 0ms
memory: 3528kb

input:

3
1 2
2 3

output:

-1

result:

ok AC

Test #3:

score: 0
Accepted
time: 0ms
memory: 3544kb

input:

2
2 1

output:

-1

result:

ok AC

Test #4:

score: -100
Wrong Answer
time: 0ms
memory: 3536kb

input:

5
2 1
2 3
2 4
4 5

output:

2 5
3 5
4 3
5 2

result:

wrong answer cycle detected