Editorial for Bedao Grand Contest 11 - CHESS
Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.
Submitting an official solution before solving the problem yourself is a bannable offence.
Nếu ~k > min(n, m)~, ta không thể đặt ~k~ quân xe vào bàn cờ.
Ngược lại, ta có thể đặt các quân xe theo đường chéo: ~(1, 1)~, ~(2, 2)~, ..., ~(k, k)~.
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