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Serbia Contests
Serbia JBMO TST
2009 Junior Balkan Team Selection Test
1
Easy divisibility
Easy divisibility
Source: Serbian JBTST 1, Day 2
May 31, 2009
number theory proposed
number theory
Problem Statement
Find all two digit numbers
A
B
‾
\overline{AB}
A
B
such that
A
B
‾
\overline{AB}
A
B
divides
A
0
B
‾
\overline{A0B}
A
0
B
.
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