# Status Problem Level Completes Likes 1 Maximum Contiguous ones after one deletion Medium % 0 2 Converting to Non-Decreasing Array with One Change Medium % 0 3 Maximizing Contiguous Ones with a Single Flip in a Binary Array Medium % 3 4 Adding One to a Number Represented by an Array Medium % 1 5 Find The Minimum time difference Medium % 1 6 Departure and Destination Cities in a given itinerary Beginner % 1 7 Given an array, rank its elements Beginner % 1 8 Find Three Consecutive Odd Numbers in an array Beginner % 1 9 Convert to Non-decreasing Array with one change Beginner % 1 10 In an array, Duplicate the zeroes without expanding it Beginner % 0 11 Maximum Consecutive Ones in a given array Beginner % 0 12 Duplicate even elements in an array Beginner % 1 13 Minimum Increments to make all array elements unique Medium % 0 14 Maximum Surpasser in the given array Hard % 0 15 Remove Duplicates in a given Sorted Array Beginner % 0 16 Replace Elements with Greatest Element on Right Beginner % 0 17 Count number of pairs in an array with sum = K Medium % 0 18 Count similar words in a given array Beginner % 0 19 Maximum distance from the nearest person. Medium % 1 20 Sort 0, 1, 2 in an array - Part 2 Beginner % 0 21 Sort 0, 1, 2 in an array - Part 1 Beginner % 0 22 Override the compare function for Collections.sort method Beginner % 0 23 Sum of all the overlapping elements Beginner % 0 24 Find the Number of Contiguous Parking Areas Medium % 1 25 Get specific row K in a Pascal Triangle Medium % 0 26 Override the compare function for Arrays.sort method - Java Beginner % 0 27 What is a Pascal Triangle? Beginner % 0 28 Minimum number of adjacent swaps to sort the given array Hard % 1 29 Check if the given playlist of programs is valid Beginner % 1 30 Maximum meetings in one room Medium % 0 31 Find the number of pairs with even XOR Beginner % 0 32 Given an array, Find the number of all pairs with even sum Beginner % 0 33 The number of cycles in a given array of integers. Hard % 0 34 Check if given sudoku is valid or not Medium % 0 35 Find Election Winner Beginner % 0 Maximum Contiguous ones after one deletion Converting to Non-Decreasing Array with One Change Maximizing Contiguous Ones with a Single Flip in a Binary Array Adding One to a Number Represented by an Array Find The Minimum time difference Departure and Destination Cities in a given itinerary Given an array, rank its elements Find Three Consecutive Odd Numbers in an array Convert to Non-decreasing Array with one change In an array, Duplicate the zeroes without expanding it Maximum Consecutive Ones in a given array Duplicate even elements in an array Minimum Increments to make all array elements unique Maximum Surpasser in the given array Remove Duplicates in a given Sorted Array Replace Elements with Greatest Element on Right Count number of pairs in an array with sum = K Count similar words in a given array Maximum distance from the nearest person. Sort 0, 1, 2 in an array - Part 2 Sort 0, 1, 2 in an array - Part 1 Override the compare function for Collections.sort method Sum of all the overlapping elements Find the Number of Contiguous Parking Areas Get specific row K in a Pascal Triangle Override the compare function for Arrays.sort method - Java What is a Pascal Triangle? Minimum number of adjacent swaps to sort the given array Check if the given playlist of programs is valid Maximum meetings in one room Find the number of pairs with even XOR Given an array, Find the number of all pairs with even sum The number of cycles in a given array of integers. Check if given sudoku is valid or not Find Election Winner 1 2 3 4 5 6