英语翻译In the integer 3589 the digits are all different and increase from left to right.How many integers between 4000 and 5000 have digits that are all different and that increased from left to right?
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英语翻译In the integer 3589 the digits are all different and increase from left to right.How many integers between 4000 and 5000 have digits that are all different and that increased from left to right?
英语翻译
In the integer 3589 the digits are all different and increase from left to right.How many integers between 4000 and 5000 have digits that are all different and that increased from left to right?
英语翻译In the integer 3589 the digits are all different and increase from left to right.How many integers between 4000 and 5000 have digits that are all different and that increased from left to right?
整数3589中的四位数字都不相同,并且从左到右是递增的.在4000到5000之间有多少符合这两个条件的不同整数呢?
它是说,整数3589中的四位数字都不相同,并且从左到右是递增的。在4000到5000之间有多少符合这两个条件的不同整数呢?
3589啊,从左到右有4位,各不相同,且依次增大。
像3589这样,每个数位各不相同,且从左至右依次增大的四位数,在4000 到5000这些四位数当中中,共有多少个?
整数3589中的四位数字都不相同,并且从左到右是递增的。在4000到5000之间有多少符合这两个条件的不同整数呢?