# Status Problem video Level Completes Likes 562 Merge Strings Alternately - Leetcode Beginner % 1 555 Move All Zeroes to the End of the Array Beginner % 1 554 Counting bits - Leetcode Beginner % 0 541 Find an extra element in two almost similar arrays Beginner % 5 540 find the Arithmetic Progression sequence Beginner % 3 539 Find the Nth-term in a given arithmetic progression Beginner % 1 537 Departure and Destination Cities in a given itinerary Beginner % 2 536 Efficiently Rank Elements in a Given Array Beginner % 3 535 Find Three Consecutive Odd Numbers in an array Beginner % 2 534 Convert to Non-decreasing Array with one change Beginner % 1 533 In an array, Duplicate the zeroes without expanding it Beginner % 0 531 Convert a Decimal number to its binary representation Beginner % 1 530 Find Maximum Consecutive Ones in an Array Beginner % 0 529 Duplicate even elements in an array Beginner % 1 527 In a number, add digits until it becomes a single digit Beginner % 1 525 Find the number of pairs with odd XOR Beginner % 2 522 Check If Student is eligible for an Attendance Reward Beginner % 0 520 Remove Duplicates in a given Sorted Array Beginner % 0 519 Random character in a given string - Java Beginner % 0 518 Replace Elements with Greatest Element on Right Beginner % 0 Merge Strings Alternately - Leetcode Move All Zeroes to the End of the Array Counting bits - Leetcode Find an extra element in two almost similar arrays find the Arithmetic Progression sequence Find the Nth-term in a given arithmetic progression Departure and Destination Cities in a given itinerary Efficiently Rank Elements in a Given Array 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 Convert a Decimal number to its binary representation Find Maximum Consecutive Ones in an Array Duplicate even elements in an array In a number, add digits until it becomes a single digit Find the number of pairs with odd XOR Check If Student is eligible for an Attendance Reward Remove Duplicates in a given Sorted Array Random character in a given string - Java Replace Elements with Greatest Element on Right 1 2 3 4 5 6 7 8 9 10 11 12