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France Contests
France Team Selection Test
2007 France Team Selection Test
1
France TST 2007
France TST 2007
Source: Problem 4
May 16, 2007
combinatorics proposed
combinatorics
Problem Statement
Do there exist
5
5
5
points in the space, such that for all
n
∈
{
1
,
2
,
…
,
10
}
n\in\{1,2,\ldots,10\}
n
∈
{
1
,
2
,
…
,
10
}
there exist two of them at distance between them
n
n
n
?
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