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发表于2024-11-30
Challenging Mathematical Teasers pdf epub mobi txt 电子书 下载 2024
100 tough story teasers for the jaded. More difficult algebraically than typical puzzles, and ideal for confirmed puzzle fanatic, but appendices help less experienced. Step-by-step solutions to all 100 puzzles. Also 40 new alphametics -- solvable by simple arithmetic and logical reasoning -- with answers, and two sample solutions.
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Challenging Mathematical Teasers pdf epub mobi txt 电子书 下载 2024