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Obstacles for a Llama

UnratedFunction
English

Language

Contribute a translation
Time limit
2000 ms
Memory limit
2048 MB
Submissions
0
Correct
0
Solved by
0
AC rate
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Statement

Obstacles for a Llama: original English statement, page 1

Obstacles for a Llama: original English statement, page 2

Obstacles for a Llama: original English statement, page 3

Obstacles for a Llama: original English statement, page 4

Examples

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

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Source

This problem accepts only these languages.

C++20