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Problems with tag O(n)

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Check if it is Possible to Split Array ->

Medium, #2811, 2 solutions

Check If N and Its Double Exist ->

Easy, #1346, 2 solutions

Check if Number Has Equal Digit Count and Digit Value ->

Easy, #2283, 2 solutions

Check if Numbers Are Ascending in a Sentence ->

Easy, #2042, 2 solutions

Check if Object Instance of Class ->

Medium, #2618, 1 solutions

Check if One String Swap Can Make Strings Equal ->

Easy, #1790, 3 solutions

Check If String Is a Prefix of Array ->

Easy, #1961, 2 solutions

Check if String Is Decomposable Into Value-Equal Substrings ->

Easy, #1933, 2 solutions

Check If String Is Transformable With Substring Sort Operations ->

Hard, #1585, 2 solutions

Check if the Sentence Is Pangram ->

Easy, #1832, 3 solutions

Check if There is a Path With Equal Number of 0's And 1's ->

Medium, #2510, 2 solutions

Check if There is a Valid Partition For The Array ->

Medium, #2369, 2 solutions

Check If Two Expression Trees are Equivalent ->

Medium, #1612, 2 solutions

Check If Two String Arrays are Equivalent ->

Easy, #1662, 2 solutions

Check if Word Equals Summation of Two Words ->

Easy, #1880, 3 solutions

Check If Word Is Valid After Substitutions ->

Medium, #1003, 2 solutions

Check Whether Two Strings are Almost Equivalent ->

Easy, #2068, 2 solutions

Checking Existence of Edge Length Limited Paths ->

Hard, #1697, 2 solutions

Choose Edges to Maximize Score in a Tree ->

Medium, #2378, 2 solutions

Chunk Array ->

Easy, #2677, 1 solutions

Cinema Seat Allocation ->

Medium, #1386, 2 solutions

Circular Array Loop ->

Medium, #457, 2 solutions

Circular Sentence ->

Easy, #2490, 2 solutions

Class Performance ->

Medium, #2989, 1 solutions

Classes More Than 5 Students ->

Easy, #596, 1 solutions

Classifying Triangles by Lengths ->

Easy, #3053, 1 solutions

Clear Digits ->

Easy, #3174, 2 solutions

Clone Binary Tree With Random Pointer ->

Medium, #1485, 2 solutions

Clone Binary Tree ->

Easy, #375, 1 solutions

Clone Graph ->

Medium, #133, 4 solutions