Number Of Rectangles

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Iyer Is studying in his high school . He has been given the task , given an Integer N ,find the total number of rectangles that can be formed with sides a, b, c, d such that , a + b + c + d = n. Since Iyer does not know about real numbers, his teacher told him to do the assignment with Integers only . (a, b, c, d, n - all are integers) Can u help Iyer to get him good marks in his high school .You

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