Examination Probability puzzle

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What is the least number of Candidates needed to appear in a examination of 300 marks, such that there is greater than a 50% chance that at least two of the candidates will have same marks?

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SherlockHolmes Expert Asked on 14th December 2016 in Logic Puzzles.
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    This is similar to the birthday problem, with d = 301. You can refer the birthday problem here.

    rrs Curious Answered on 15th December 2016.
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