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Toy Train

UnratedFunction
English

Language

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

Statement

Toy Train: original English statement, page 1

Toy Train: original English statement, page 2

Toy Train: original English statement, page 3

Examples

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

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Source

This problem accepts only these languages.

C++20