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Germany Contests
Bundeswettbewerb Mathematik
2003 Bundeswettbewerb Mathematik
4
BWM2003
BWM2003
Source:
September 20, 2003
number theory solved
number theory
Problem Statement
Determine all positive integers which cannot be represented as
a
b
+
a
+
1
b
+
1
\frac{a}{b}+\frac{a+1}{b+1}
b
a
+
b
+
1
a
+
1
with
a
,
b
a,b
a
,
b
being positive integers.
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