Problem 2290. チェッカーボードを作ろう

整数 n が与えられた時、以下の様な1と0を含むn×nの行列を作成しましょう。a(1,1) は1にする必要があります。

例：

 入力  n = 5
 出力 a が [1 0 1 0 1
              0 1 0 1 0
              1 0 1 0 1
              0 1 0 1 0 
              1 0 1 0 1]
Solve

Solution Stats

41.05% Correct | 58.95% Incorrect
Last Solution submitted on Oct 20, 2025

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