Write a function that return N-th distinct element from array. example: N=2 Array=[a,a,b,c,d,c,e]
Answer = d
because a and c is not distinct in array and omitted

Question

Write a function that return N-th distinct element from array. example: N=2 Array=[a,a,b,c,d,c,e]
Answer = d
because a and c is not distinct in array and omitted

Anónimo · Accepted Answer

I used dictionary to store elements as a key and number of appearance as a value then in next run over the array check the value in this dictionary and if it's 1 then increase the counter till N

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