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Problems with tag O(n)

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31

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Longest Univalue Path ->

Medium, #687, 3 solutions

Longest Uploaded Prefix ->

Medium, #2424, 2 solutions

Longest Valid Parentheses ->

Hard, #32, 4 solutions

Longest Winning Streak ->

Hard, #2173, 1 solutions

Longest Word in Dictionary ->

Medium, #720, 2 solutions

Longest Word With All Prefixes ->

Medium, #1858, 2 solutions

Longest Words ->

Easy, #133, 1 solutions

Longest ZigZag Path in a Binary Tree ->

Medium, #1372, 2 solutions

Low-Quality Problems ->

Easy, #2026, 1 solutions

Lowest Common Ancestor of a Binary Tree II ->

Medium, #1644, 2 solutions

Lowest Common Ancestor of a Binary Tree IV ->

Medium, #1676, 2 solutions

Lowest Common Ancestor of a Binary Tree ->

Medium, #236, 6 solutions

Lowest Common Ancestor of Deepest Leaves ->

Medium, #1123, 2 solutions

Lowest Common Ancestor ->

Medium, #88, 1 solutions

Magical String ->

Medium, #481, 2 solutions

Majority Element II ->

Medium, #229, 3 solutions

Majority Element ->

Easy, #169, 3 solutions

Majority Number III ->

Medium, #48, 1 solutions

Majority Number ->

Easy, #46, 2 solutions

Make Array Empty ->

Hard, #2659, 2 solutions

Make Array Non-decreasing or Non-increasing ->

Hard, #2263, 2 solutions

Longest Well-Performing Interval ->

Medium, #1124, 2 solutions

Make Array Strictly Increasing ->

Hard, #1187, 3 solutions

Make Array Zero by Subtracting Equal Amounts ->

Easy, #2357, 2 solutions

Make Costs of Paths Equal in a Binary Tree ->

Medium, #2673, 2 solutions

Make K-Subarray Sums Equal ->

Medium, #2607, 2 solutions

Make Lexicographically Smallest Array by Swapping Elements ->

Medium, #2948, 2 solutions

Make String a Subsequence Using Cyclic Increments ->

Medium, #2825, 2 solutions

Make Sum Divisible by P ->

Medium, #1590, 2 solutions

Make the Prefix Sum Non-negative ->

Medium, #2599, 2 solutions