WebSOLUTION 1 Sort the input array. Traverse the array and check for missing and repeating. Time Complexity: O (n log n) SOLUTION 2 Use count array Time Complexity: O (n), O (n) space SOLUTION 3 Use elements as index and mark visited as negative (if input is positive) Time Complexity: O (n) Solution WebFeb 15, 2024 · Below is the solution that is similar to Method 5. Efficient approach: Approach: The elements in the array is from 0 to n-1 and all of them are positive. So to find out the duplicate elements, a HashMap is required, but the question is to solve the problem in constant space.
Find the missing and repeating number - GeeksforGeeks
WebMay 7, 2024 · Given a string A denoting a stream of lowercase alphabets. You have to make new string B. B is formed such that we have to find the first non-repeating character … WebMay 7, 2024 · You have to make new string B. B is formed such that we have to find the first non-repeating character each time a character is inserted to the stream and append it at the end to B. If no non-repeating character is found then append '#' at the end of B. Input 1: A = "abadbc" Output 1: "aabbdd" Input 2: A = "abcabc" Output 2: "aaabc#". city club fitness schedule
Repeat And Missing Number Array InterviewBit …
WebJun 24, 2024 · Majority Element Solution Explained InterviewBit Greedy Algorithm Questions Tanishq Chaudhary 3.06K subscribers 412 views 8 months ago InterviewBit Solutions I explain the … WebNearest Smaller Element 350 Amazon. 41:37 Largest Rectangle in Histogram ... First non-repeating character in a stream of characters 200 Amazon Flipkart. 58:23 Sliding Window Maximum ... Instructions from Interviewbit . WebGiven an array arr[] of size n, find the first repeating element. The element should occur more than once and the index of its first occurrence should be the smallest. Note:- The position you return should be according to 1 … dictionar ro fr