# Status Problem video Level Completes Likes 556 Patience Sorting - Longest Increasing Subsequence Medium % 1 555 Move All Zeroes to the End of the Array Beginner % 1 547 Maximum Contiguous ones after one deletion Medium % 2 546 Converting to Non-Decreasing Array with One Change Medium % 0 545 Maximizing Contiguous Ones with a Single Flip in a Binary Array Medium % 3 543 Adding One to a Number Represented by an Array Medium % 1 541 Find an extra element in two almost similar arrays Beginner % 5 538 Find The Minimum time difference Medium % 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 % 0 530 Find Maximum Consecutive Ones in an Array Beginner % 0 529 Duplicate even elements in an array Beginner % 1 528 Minimum Increments to make all array elements unique Medium % 0 526 Maximum Surpasser in the given array Hard % 0 520 Remove Duplicates in a given Sorted Array Beginner % 0 518 Replace Elements with Greatest Element on Right Beginner % 0 517 Count number of pairs in an array with sum = K Medium % 0 Patience Sorting - Longest Increasing Subsequence Move All Zeroes to the End of the Array 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 an extra element in two almost similar arrays Find The Minimum time difference 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 Find Maximum Consecutive Ones in an 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 1 2 3 4 5 6 7 8 9 10 11