Empowering coders, one solution at a time
Empowering coders, one solution at a time
![[Solved] find the minimum swaps required to make string beautiful GFG Contest](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-find-the-minimum-swaps-required-to-make-string-beautiful-GFG-Contest.png "[Solved] find the minimum swaps required to make string beautiful GFG Contest")
Minimum Swaps: Geek has a string S consisting of lowercase english alphabet characters. Geek wants string to look beautiful which is only possible when all the vowels present in the string forms a consecutive chain of characters in the string.…
![[Solved] Count Asterisks LeetCode Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Count-Asterisks-LeetCode-Contest-Problem.png "[Solved] Count Asterisks LeetCode Contest Problem")
Count Asterisks: You are given a string s, where every two consecutive vertical bars ‘|’ are grouped into a pair. In other words, the 1st and 2nd ‘|’ make a pair, the 3rd and 4th ‘|’ make a pair, and so forth. Return the number of ‘*’ in s, excluding the ‘*’ between each pair of ‘|’. Note that each ‘|’ will belong to exactly one…
![[Solved] Count Unreachable Pairs of Nodes in an Undirected Graph LeetCode Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Count-Unreachable-Pairs-of-Nodes-in-an-Undirected-Graph-LeetCode-Contest-Problem.png "[Solved] Count Unreachable Pairs of Nodes in an Undirected Graph LeetCode Contest Problem")
Count Unreachable Pairs of Nodes in an Undirected Graph: You are given an integer n. There is an undirected graph with n nodes, numbered from 0 to n – 1. You are given a 2D integer array edges where edges[i] = [ai, bi] denotes that there exists an undirected edge connecting nodes ai and bi. Return the number of…
![[Solved] Maximum XOR After Operations LeetCode Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Maximum-XOR-After-Operations-LeetCode-Contest-Problem.png "[Solved] Maximum XOR After Operations LeetCode Contest Problem")
Maximum XOR After Operations: You are given a 0-indexed integer array nums. In one operation, select any non-negative integer x and an index i, then update nums[i] to be equal to nums[i] AND (nums[i] XOR x). Note that AND is the bitwise AND operation and XOR is the bitwise XOR operation. Return the maximum possible bitwise XOR of all…
![[Solved] Number of Distinct Roll Sequences LeetCode Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Number-of-Distinct-Roll-Sequences-LeetCode-Contest-Problem.png "[Solved] Number of Distinct Roll Sequences LeetCode Contest Problem")
Number of Distinct Roll Sequences: You are given an integer n. You roll a fair 6-sided dice n times. Determine the total number of distinct sequences of rolls possible such that the following conditions are satisfied: The greatest common divisor of any adjacent values in the sequence is equal…
TCS CodeVita Previous Year Questions TCS CodeVita is a contest for engineering and science students to experience the joy of coding and to sharpen their programming skills through real-life computing practices. The contest also aims at identifying the talent, besides providing…
TCS CodeVita Previous Year Questions 2022 TCS CodeVita is a contest for engineering and science students to experience the joy of coding and to sharpen their programming skills through real-life computing practices. The contest also aims at identifying the talent, besides…
![[Solved] Additive Number Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Additive-Number-Contest-Problem.png "[Solved] Additive Number Contest Problem")
Additive Number: Ninja developed his own coding platform and he wants all the questions of string to be uploaded on his platform. So he wants to create test cases of the string but as usual, he uses his own ninja…
![[Solved] Strobogrammatic Number ll Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Strobogrammatic-Number-ll-Contest-Problem.png "[Solved] Strobogrammatic Number ll Contest Problem")
Strobogrammatic Number ll: Given a length ‘N’, you need to find all the strobogrammatic numbers of length ‘N’. A strobogrammatic number is a number that looks the same when rotated by 180. In other words, a number that on rotating…
![[Solved] K-th Symbol in Grammar Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-K-th-Symbol-in-Grammar-Contest-Problem.png "[Solved] K-th Symbol in Grammar Contest Problem")
K-th Symbol in Grammar: You are given two integers, ‘N’ and ‘K’. Your task is to return the ‘K-th’ bit in row ‘N’ of the given sequence. Sequence: The first row contains a single bit ‘1’. In each subsequent row,…