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1989 Tournament Of Towns
(210) 4
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1989 Tournament Of Towns
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(1)
TOT 210 1989 Spring J4 sum of no set of successive numbers divisible by k
Source:
3/7/2021
Prove that if
k
k
k
is an even positive integer then it is possible to write the integers from
1
1
1
to
k
ā
1
k-1
k
ā
1
in such an order that the sum of no set of successive numbers is divisible by
k
k
k
.
number theory
divides
divisible