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猫か犬 (Cats or Dogs)

UnratedFunction
日本語

Language

Contribute a translation
Time limit
3000 ms
Memory limit
512 MB
Submissions
0
Correct
0
Solved by
0
AC rate
—

Statement

問題文 1ページ

問題文 2ページ

問題文 3ページ

Implementation

実装上の注意

Examples

Sample input 1
3
1 2
2 3
4
1 1
1 3
2 2
3 2
Sample output 1
0
0
2
0
Sample input 2
5
1 2
2 3
2 4
4 5
5
1 3
2 5
1 2
2 1
3 2
Sample output 2
0
1
1
2
1

Notes

JOI Open Contest 2018 · JCIOI · CC BY-SA 4.0

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Source

This problem accepts only these languages.

C++20