Junior 2011/7

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tanmoy
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Junior 2011/7

Unread post by tanmoy » Thu Jan 30, 2014 2:31 pm

Consider a sequence of four integers so that the GCD of first three is the same as the LCM of the last three. How many such sequences exist so that the sum of numbers is 2011
"Questions we can't answer are far better than answers we can't question"

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samiul_samin
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Re: Junior 2011/7

Unread post by samiul_samin » Wed Feb 14, 2018 9:07 pm

This problem has already discussed and solved in this forum.

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samiul_samin
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Re: Junior 2011/7

Unread post by samiul_samin » Sun Mar 10, 2019 3:46 pm

samiul_samin wrote:
Wed Feb 14, 2018 9:07 pm
This problem has already discussed and solved in this forum.
Posted here.
Lock the topic please.

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