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45
2000 Guts #45: Binomial coefficient
2000 Guts #45: Binomial coefficient
Source:
October 25, 2014
Problem Statement
Find all positive integers
x
x
x
for which there exists a positive integer
y
y
y
such that
(
x
y
)
=
1999000
\dbinom{x}{y}=1999000
(
y
x
ā
)
=
1999000
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