问题描述：
英语翻译
Range of bomb with diameter P that is thrown on field (R,S) is a rectangle with sides parallel to sides of the board,with field (R,S) in its center and length of each side is P.
Range of bomb with diameter P that is thrown on field (R,S) is a rectangle with sides parallel to sides of the board,with field (R,S) in its center and length of each side is P.
问题解答：
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