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  • 数鸡蛋的问题

    /**题目:一筐鸡蛋
    1个1个拿,正好拿完。
    2个2个拿,还剩1个。
    3个3个拿,正好拿完。
    4个4个拿,还剩1个。
    5个5个拿,还差1个。
    6个6个拿,还剩3个。
    7个7个拿,正好拿完。
    8个8个拿,还剩1个。
    9个9个拿,正好拿完。
    问:鸡蛋有多少个?
    **/
    --edit    @2017-2-21
    DECLARE @n INT ,
        @bflag BIT ,
        @icount INT
    --计数
    DECLARE @t TABLE
        (
          蛋的个数 INT ,
          每次2个剩余 INT ,
          每次3个剩余 INT ,
          每次4个剩余 INT ,
          每次5个剩余 INT ,
          每次6个剩余 INT ,
          每次7个剩余 INT ,
          每次8个剩余 INT ,
          每次9个剩余 INT
        ) 
    
    SELECT  @n = 0 ,
            @bflag = 0 ,
            @icount = 0
    WHILE @n >= 0
        AND @bflag = 0 
        BEGIN
            IF @n % 2 = 1
                AND @n % 3 = 0
                AND @n % 4 = 1
                AND ( @n + 1 ) % 5 = 0
                AND @n % 6 = 3
                AND @n % 7 = 0
                AND @n % 8 = 1
                AND @n % 9 = 0 
                BEGIN 
                    INSERT  INTO @t
                            SELECT  @n AS 蛋的个数 ,
                                    @n % 2 AS 每次2个剩余 ,
                                    @n % 3 AS 每次3个剩余 ,
                                    @n % 4 AS 每次4个剩余 ,
                                    @n % 5 AS 每次5个剩余 ,
                                    @n % 6 AS 每次6个剩余 ,
                                    @n % 7 AS 每次7个剩余 ,
                                    @n % 8 AS 每次8个剩余 ,
                                    @n % 9 AS 每次9个剩余
                    SET @icount = @icount + 1
                    IF @icount = 10 --找到10个后退出循环
                        BEGIN
                            SET @bflag = 1
                        END
                END 
            SET @n = @n + 63
        END
    SELECT  *
    FROM    @t
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  • 原文地址:https://www.cnblogs.com/bgbird/p/6425139.html
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