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Moldova Team Selection Test
1999 Moldova Team Selection Test
10
10
Part of
1999 Moldova Team Selection Test
Problems
(1)
noncongruent triangles with integer sidelengths and a perimeter of $2n$
Source: Moldova TST 1999
8/7/2023
Let
n
n{}
n
be a positive integer. Find the number of noncongruent triangles with integer sidelengths and a perimeter of
2
n
2n
2
n
.
perimeter