Searching Algorithm (Q&A -1) - Find duplicate element in a given array
In this video we will see how to detect whether an array contains a duplicate element or not. (with 2 solutions)
Input: [ 5 ,7 ,2 ,1, 5 ,6 ,7 ,0 ]
Output: true
Input: [ 1, 2, 3, 4, 5, 6, 7 ]
Output: false
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Difficulty: Easy
Topic: Searching Algorithm
DS: Array | Hashmap
Company: MNC
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[IMPORTANT]
Complete List of interview questions that you need to prepare: https://bit.ly/34HXbMI
**This video comes under "MEDIUM" section of interview questions.
List of video that comes under searching algorithm, which you must go through, before appearing for any interview.
Q1: Find duplicate element in a given array: https://lnkd.in/gPDapne9
Q2: Separate odds and even numbers in a given array: https://lnkd.in/gR7ypi9p
Q3: Segregate 0's 1's and 2's in an array: https://lnkd.in/gBE3-J-5
Q4: First occurrence of a number in a sorted array: https://lnkd.in/g_KgKZjJ
Q5: Trapping Rain Water Problem: https://lnkd.in/gxW5pguG
Q6:Smallest Missing Number in sorted array: https://lnkd.in/gQwvdRrc
Q7: Zero Sum Subarray Problem: https://lnkd.in/gTzD8V9v
Q8: Number of rotation in a circular sorted array: https://lnkd.in/g_NbZGUk
Q9: First non repeating character in a string: https://lnkd.in/gsK_YWBP
Q10: Longest Substring Without Repeating Characters: https://lnkd.in/gadw8_KK
Q11: Find Triplets In Array With Given Sum | 3 Sum Problem: https://lnkd.in/g6Y3aGce
Q12: Max Contiguous Subarray Sum ( Kadane's Algo ): https://lnkd.in/gUARpJFx
Q13: Find Kth Largest or Smallest Element In Array: https://lnkd.in/gKs86NGH
Q14: Search element in a circular sorted array: https://lnkd.in/gEgNcDvf
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