Problems # Status Problem Level Completes Likes 1 Count Largest Groups Medium % 2 2 Plus one to number represented by an array Medium % 2 3 Find an extra element in two almost similar arrays Medium % 4 4 find the Arithmetic Progression sequence Beginner % 2 5 Find the Nth-term in a given arithmetic progression Beginner % 0 6 Find The Minimum time difference Medium % 1 7 Departure and Destination Cities in a given itinerary Beginner % 1 8 Given an array, rank its elements Beginner % 2 9 Find Three Consecutive Odd Numbers in an array Beginner % 1 10 Convert to Non-decreasing Array with one change Beginner % 1 11 In an array, Duplicate the zeroes without expanding it Beginner % 1 12 Maximum Depth of Valid Nested Parentheses in an arithmetic expression Medium % 0 13 Convert a Decimal number to its representation Beginner % 1 14 Maximum Consecutive Ones in a given array Beginner % 0 15 Duplicate even elements in an array Beginner % 1 16 Minimum Increments to make all array elements unique Medium % 1 17 In a number, add digits until it becomes a single digit Beginner % 1 18 Maximum Surpasser in the given array Hard % 1 19 Find the number of pairs with odd XOR Beginner % 1 20 Maximum CPU Load Problem in a jobs list Medium % 1 21 Add digits until the number becomes a single digit Beginner % 1 22 Check If Student is eligible for an Attendance Reward Beginner % 0 23 Maximum overlaps in a given list of time intervals Medium % 1 24 Remove Duplicates in a given Sorted Array Beginner % 1 25 Random character in a given string - Java Beginner % 0 26 Replace Elements with Greatest Element on Right Beginner % 0 27 Count number of pairs in an array with sum = K Medium % 0 28 Count similar words in a given array Beginner % 0 29 Maximum distance from the nearest person. Medium % 0 30 Sort 0, 1, 2 in an array - Part 2 Beginner % 0 31 Sort 0, 1, 2 in an array - Part 1 Beginner % 0 32 Override the compare function for Collections.sort method Beginner % 0 33 Sum of all the overlapping elements Beginner % 0 34 Design a data structure for Candidate Voting Problem Medium % 0 35 Find the Number of Contiguous Parking Areas Medium % 0 Count Largest Groups Plus one to number represented by an array Find an extra element in two almost similar arrays find the Arithmetic Progression sequence Find the Nth-term in a given arithmetic progression 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 Depth of Valid Nested Parentheses in an arithmetic expression Convert a Decimal number to its representation Maximum Consecutive Ones in a given array Duplicate even elements in an array Minimum Increments to make all array elements unique In a number, add digits until it becomes a single digit Maximum Surpasser in the given array Find the number of pairs with odd XOR Maximum CPU Load Problem in a jobs list Add digits until the number becomes a single digit Check If Student is eligible for an Attendance Reward Maximum overlaps in a given list of time intervals Remove Duplicates in a given Sorted Array Random character in a given string - Java 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 Design a data structure for Candidate Voting Problem Find the Number of Contiguous Parking Areas 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16