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要能被4整除,末兩位數必須能被4整除.末兩位數可以是:04 40 60 56 64 76末兩位數是04的有:504 604 704 3個末兩位數是40的有:540 640 740 3個末兩位數是60的有:460 560 760 3個末兩位數是56的有:45…
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