AMC 8 1988 Problem 16

AMC8 1988 年第 16

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Problem Placing no more than one \textX\textX in each small square, what is the greatest number of \textX\textX 's that can be put on the grid shown without getting three \textX\textX 's in a row vertically, horizontally, or diagonally?
每个小方格最多放一个 \textX\textX,在所示网格上最多能放多少个 \textX\textX,使得任意垂直、水平或对角线方向不会出现连续的三个 \textX\textX
AMC 8 1988 Problem 16 figure
  1. A.2
  2. B.3
  3. C.4
  4. D.5
  5. E.6

正确答案 · Correct Answer

E

解析 · Solution

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