作业帮mr.meek has a new phone numder and he loves it because the extension（last four digits)has the middle two digits the same,just like his namethe repeated digit also happens to be the same as the first digit of mr.humdle's new extensionand the first d
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mr.meek has a new phone numder and he loves it because the extension（last four digits)has the middle two digits the same,just like his namethe repeated digit also happens to be the same as the first digit of mr.humdle's new extensionand the first d
mr.meek has a new phone numder and he loves it because the extension（last four digits)has the middle two digits the same,just like his name
the repeated digit also happens to be the same as the first digit of mr.humdle's new extension
and the first digit of mr.meek 's extension is the same as the first digit of mr.lowly's new extension
if you exchange the first and last digit of mr.lowly's numder,youget mr.humble's numder
if you subtract mr.lowly's numder from mr.humble's,youget mr.meek's
What is meek's new number?------------
mr.meek has a new phone numder and he loves it because the extension（last four digits)has the middle two digits the same,just like his namethe repeated digit also happens to be the same as the first digit of mr.humdle's new extensionand the first d
4995
根据题意,可得meek's数为xaay,humdle's为abbx,lowly's 为xbba.则
a b b x
- x b b a
_____________
x a a y
分析各位项,若x>a,则十位和百位相减得0,则a=0,千位相减为负数,不符合题意；
若x=a,同理；
若x
4995
证：humdle's 9xy4 lowly's 4xy9 9xy4-4xy9=4995
其中xy任取，如xy为 25则9254-4259=4995。