[Other] 乘式还原

Description: 0-9 in the first five digits, Z, after five figures, would reinstate the following multiplier formula. A Z-A A A Z------ A A A A Z Z------ A A A Z* Analysis design problems with the algorithm itself is not complicated an
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[Other] 乘式还原(2)

Description: multiplication formula is as follows : 2000 2000------ 2000 2000------ 2000 18 hours position all prime numbers (1, 3, 5 or 7), this reduction formula.* Analysis and design of algorithms Although the number of 18-bit, bu
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[Other] 除式还原(1)

Description: addition to the fixed-following, which includes five seven, the other is fighting arbitrary number, please be reduced.
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[Other] 除式还原(2)

Description: only the vendors to set a seven, the other playing the position x is all arbitrary, please Reduction
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[Other] 九位累进可除数

Description: for nine Polydivisible number. The so-called nine Polydivisible number is a number : the number used it 1-9 nine figures, each figure has only occur once. Nine of the median two previous Divisible be two, the first three
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[Other] 魔术师的猜牌术(1)

Description: magician unlicensed use of a 13 spades, they will advance to arrange after Diez together, face down. The audience saying : I do not see a license, only a few few can guess what each card, I loudly and count, you listen a
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[Other] 魔术师的猜牌术(2)

Description: magician performing again, he will Hongtao Diez and spades all together, face down on the hands of the audience : one is above the most spades A notice on the table after. After every few top-down order on the two most-w
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[Other] 和数能表示1~23的5个正整数

Description: incompatible with the five known is the integral and 23 and from 5 to select few number can be expressed from a combined 1-23 all within the year. Asked what is the number five?
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[Other] 可称1~40磅的4块砝码

Description: Meijieke French mathematician in the famous "number combinations Game" (1962), presented a problem : a businessman with a 40-pound weight, day care and weight of the four guests. Traders said later in the weight of each
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[Other] 10个小孩分糖果

Description: 10 points .... candy children, teachers added to a child 10 and the second two children, the third child eight, the fourth child 22, the fifth child 16, a sixth four children, the seventh child 10, the eighth child six,
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[Other] 波松瓦酒的分酒趣题

Description: famous French mathematician Beiwasong times in the table, examined an interesting mathematical problem : a person is 12 pints of beer bottle to six pints from the dump, but he did not six pint containers, only an eight p
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[Other] 奇数平方的一个有趣性质

Description: square interesting nature of a certification program "more than 1,000 of its odd square one with the poor in multiples of eight."* Analysis and design of the algorithm that is a very easy to prove mathematical theorems,
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