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      Phenom

      Empresa engajada

      Entrevista do cargo de Senior Software Engineer da empresa Phenom

      Pergunta de entrevista da empresa Phenom

      Entrevista para Senior Software Engineer

      elements in an array, all of them appeared twice except one element which appeared once.. find that element

      Respostas da entrevista

      Sigiloso

      19 de ago. de 2020

      perform bit-wise XOR for all the elements of an array, then the result will be required element.

      2

      Sigiloso

      22 de jun. de 2020

      create a set. traverse through the array, find sum of the elements and put the elements in set and find the sum of the elements of the newly added elements to the set(exclude it off the sum) return 2*sumOfSet - sumOfArray

      1
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