Problems # Title Likes 1 Fix a function that assigns event handler functions to an array of nodes the wrong way 0 2 Time Conversion: 12 hour to 24 hour format 0 3 find pivot in an sorted rotated array 0 4 Dedupe an array in javascript 0 5 Algorithm: find unique characters in a string using javascript 0 6 Queue using two stacks javascript 0 7 Sort the stack in ascending order 0 8 Introduction to backtracking 0 9 Flatten nested array javascript 0 10 Replace all spaces in a string with %20 0 11 Negate a number using addition operator 0 12 Implement a power function 0 13 Withdraw all money from bank account 0 14 Print half pyramids using * as shown 0 15 Binary tree traversal 0 16 Create a binary search tree in javascript 0 17 Create a simple queue using javascript 0 18 Check if an element exists in an array, based on that update an array 0 19 Determine character frequency in the given string 0 20 Convert the given array of elements to a string 0 21 Remove duplicates from the given array 0 22 Calculate the average of a nested array 0 23 Multi dimensional arrays in javascript 0 24 String compression using the counts of repeated characters. 0 25 Determine if given strings are anagram. 0 26 Reverse a given string, also using similar technique reverse a sentence without reversing words 0 27 Determine if a string has all unique characters 0 Fix a function that assigns event handler functions to an array of nodes the wrong way Time Conversion: 12 hour to 24 hour format find pivot in an sorted rotated array Dedupe an array in javascript Algorithm: find unique characters in a string using javascript Queue using two stacks javascript Sort the stack in ascending order Introduction to backtracking Flatten nested array javascript Replace all spaces in a string with %20 Negate a number using addition operator Implement a power function Withdraw all money from bank account Print half pyramids using * as shown Binary tree traversal Create a binary search tree in javascript Create a simple queue using javascript Check if an element exists in an array, based on that update an array Determine character frequency in the given string Convert the given array of elements to a string Remove duplicates from the given array Calculate the average of a nested array Multi dimensional arrays in javascript String compression using the counts of repeated characters. Determine if given strings are anagram. Reverse a given string, also using similar technique reverse a sentence without reversing words Determine if a string has all unique characters 1