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Hard

Problems with tag Hard

783 found, showing 210 to 240

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8

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Find Longest Awesome Substring ->

Hard, #1542, 2 solutions

Find Maximum Non-decreasing Array Length ->

Hard, #2945, 2 solutions

Find Minimum in Rotated Sorted Array II ->

Hard, #154, 4 solutions

Find Minimum Time to Finish All Jobs ->

Hard, #1723, 2 solutions

Find Number of Coins to Place in Tree Nodes ->

Hard, #2973, 2 solutions

Find Longest Self-Contained Substring ->

Hard, #3104, 2 solutions

Find Pattern in Infinite Stream II ->

Hard, #3037, 2 solutions

Find Median from Data Stream ->

Hard, #295, 3 solutions

Find Median Given Frequency of Numbers ->

Hard, #571, 1 solutions

Find Servers That Handled Most Number of Requests ->

Hard, #1606, 2 solutions

Find Shortest Path with K Hops ->

Hard, #2714, 2 solutions

Find Number of Ways to Reach the K-th Stair ->

Hard, #3154, 2 solutions

Find Peak Element II ->

Hard, #390, 3 solutions

Find Substring With Given Hash Value ->

Hard, #2156, 2 solutions

Find the Closest Palindrome ->

Hard, #564, 3 solutions

Find Products of Elements of Big Array ->

Hard, #3145, 2 solutions

Find the K-Sum of an Array ->

Hard, #2386, 2 solutions

Find Subarray With Bitwise AND Closest to K ->

Hard, #3171, 2 solutions

->

Hard,

Find the Duplicate Number ->

Medium, #287, 4 solutions

Find the Maximum Sum of Node Values ->

Hard, #3068, 2 solutions

Find the Kth Smallest Sum of a Matrix With Sorted Rows ->

Hard, #1439, 2 solutions

Find the Maximum Length of a Good Subsequence II ->

Hard, #3177, 2 solutions

Find the Minimum Cost Array Permutation ->

Hard, #3149, 2 solutions

Find the Longest Valid Obstacle Course at Each Position ->

Hard, #1964, 2 solutions

Find the Number of Ways to Place People II ->

Hard, #3027, 2 solutions

Find the Median of the Uniqueness Array ->

Hard, #3134, 2 solutions

Find the Number of Subarrays Where Boundary Elements Are Maximum ->

Hard, #3113, 2 solutions

Find the Minimum Area to Cover All Ones II ->

Hard, #3197, 2 solutions

Find the Quiet Students in All Exams ->

Hard, #1412, 1 solutions