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Problem 279


Problem 279


Triangles with integral sides and an integral angle

How many triangles are there with integral sides, at least one integral angle (measured in degrees), and a perimeter that does not exceed 108?


有一个整数角的整数边三角形

有多少个三角形,其三边长均为整数,至少有一个角是整数(以度为单位),并且周长不超过108