Stacking Rectangles

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You are given two rectangles, the dimensions of the rectangles are $a\times b$ and $c\times d$ respectively. You can stack both the rectangles either horizontally or vertically as shown in the figure given below. Find if it is possible to obtain a square by stacking the given two rectangles. Note that you are **not** allowed to rotate any rectangle before stacking. ### Input - First line contains

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solution.cppC++17

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