WebJul 20, 2024 · Given an integer array Aof size N, find the first repeating element in it. We need to find the element that occurs more than onceand whose index of first occurrence is smallest. If there is no repeating element, return -1. int Solution::solve(vector &A) { int n=A.size(); unordered_map m; if(n==1) return -1; for(int i=0;i WebJul 30, 2024 · A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior.
First non-repeating character in a stream of characters …
WebFirst Repeating element - Problem Description Given an integer array A of size N, find the first repeating element in it. We need to find the element that occurs more than once and whose index of first occurrence is smallest. If there is no repeating element, return -1. 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 … logic menthol
java - First non repeated character - Code Review Stack Exchange
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#". WebObviously approach 1 is more susceptible to overflows. You are given a read only array of n integers from 1 to n. Each integer appears exactly once except A which appears twice … logic metabots