Shriraj and Gifts

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As everybody knows Shriraj is (almost) always happy. Shriraj also wants to make others happy, and he has an idea similar to Secret Santa. Shriraj selects n sad people whom he numbers from 1 to n. Now he creates an array p of all the numbers from 1 to n such that the ith member will give the gift to the p[i]th member. Shriraj ensures that each person receives exactly one gift. However things don'

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solution.cppC++17

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