Find The Minimum time difference
Minimum time difference Given a list of 24-hour clock time points in “HH:MM” format. Write a program to find the … Read more
Amazon Questions
Maximum Depth of Valid Nested Parentheses in an arithmetic expression
Given an arithmetic expression which operators, operands and brackets. You need to find out the maximum depth of valid nested … Read more
Maximum overlaps in a given list of time intervals
Interval is defined as [start, end]- the start of the interval to the end of the interval. Given the list … Read more
Remove Duplicates in a given Sorted Array
Given a sorted array of integers, write a program to remove duplicates in-place by modifying the given array such that … Read more
Replace Elements with Greatest Element on Right
Given an array of numbers nums[], write ment a function to replace each element of the array with the greatest … Read more
Count number of pairs in an array with sum = K
Given an array of integers and number K, write a program to find the number of pairs which has sum … Read more
Maximum meetings in one room
You have one meeting room at your company. There are N meeting needs to take place. Every meeting has a … Read more
Check if given sudoku is valid or not
Problem: Given a filled sudoku, write a program to check if sudoku is valid or following all of its rules. … Read more
Find subarray with a sum to given number-2 | Handle negative numbers
Problem: Given an array (positive and negative) and an integer, find the subarray with sum is equal to the given … Read more
Given an array, count the number of pairs with a given sum.
Objective: Given an array of integers, write a program to count all the pairs with the given sum. Example: Given … Read more
Given an array, find all unique subsets with a given sum with allowed repeated digits.
Objective: Given an array of integers and number N, Write an algorithm to find and print all the unique subsets … Read more
Print all steps to convert one string to another string
Objective: Given two strings, source string and target string, which are permutation or anagram of each other. You are allowed … Read more
Lexicographically next permutation With One swap
Objective: Given an array of integers (in particular order or permutation of a set of numbers), write an algorithm to … Read more
Find all subsets of size K from a given number N (1 to N)
Objective: Given two integers N and K, Write an algorithm to find subsets of size K from the numbers 1 … Read more
Find all possible combinations with sum K from a given number N(1 to N) with the repetition of numbers is allowed
Objective: Given two integers N and K, Write an algorithm to find possible combinations that add to K, from the … Read more