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### Deloitte

Algorithm - Interview Questions and Answers for 'Deloitte' - 4 question(s) found - Order By Newest

Q1. Write an algorithm / Java Program to show duplicates in an array of n elements?Algorithm2017-01-19 15:37:26
Ans. int duplicateArray[] = { 1, 2, 2, 3, 4, 5, 6, 8, 9}
Set unique = new HashSet();
for (int i = 0; i < duplicateArray.length; i) {
if (unique.contains(duplicateArray[i])) {
System.out.println(duplicateArray[i]);
} else {
}
}

Complexity O(n) = nHashSet contains and add has O(n) = 1

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coding  code     Deloitte  Bosch

Q2. What is a binary tree ?Algorithm2017-01-19 15:38:04
Ans. Binary tree is a tree in which each node has up to two children.Tree is a data structure composed of nodes.Each tree has a root node(not necessary in graph theory). The root node has zero or more child nodes.Each child node has zero or more child nodes, and so on.The tree cannot contain cycles.

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binary tree     Deloitte

Q3. Write an algorithm / java program for Heap Sort ?Algorithm2017-01-19 15:36:18

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sorting  heap sort     Deloitte        frequent

Q4. Write code to sort an array.Algorithm2018-07-04 16:15:16
This question was recently asked at 'Deloitte,Match,Ebates,Google,Zento,Zillow,UXP Systems,HCL Technologies,Infosys,IDEMIA,Optym,Groupon,Tata Consultancy (TCS),Arbeiten bei Zeus,Accenture'.This question is still unanswered. Can you please provide an answer.

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array  sorting     Deloitte  Match  Ebates  Google  Zento  Zillow  UXP Systems  HCL Technologies  Infosys  IDEMIA  Optym  Groupon  Tata Consultancy (TCS)  Arbeiten bei Zeus  Accenture      basic        frequent

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 Company Name: Questions Asked:
 X Close thisDeloitte: When Negotiating salary, better expect 20-30% from ... AnonymousDeloitte: Be Aware of their Leave Policy. Though ... Anonymous
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