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O 1
Problems with tag
O(1)
1447 found, showing 120 to 150
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49
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Chalkboard XOR Game
->
Hard,
#810,
2 solutions
Change Data Type
->
Easy,
#2886,
1 solutions
Change Minimum Characters to Satisfy One of Three Conditions
->
Medium,
#1737,
2 solutions
Change the Root of a Binary Tree
->
Medium,
#1666,
2 solutions
Check Distances Between Same Letters
->
Easy,
#2399,
2 solutions
Check If a Number Is Majority Element in a Sorted Array
->
Easy,
#1150,
2 solutions
Check if a Parentheses String Can Be Valid
->
Medium,
#2116,
2 solutions
Check If a String Can Break Another String
->
Medium,
#1433,
2 solutions
Check if a String Is an Acronym of Words
->
Easy,
#2828,
2 solutions
Check If All 1's Are at Least Length K Places Away
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Medium,
#1437,
2 solutions
Check if All A's Appears Before All B's
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Easy,
#2124,
2 solutions
Check if All Characters Have Equal Number of Occurrences
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Easy,
#1941,
2 solutions
Check if Array Is Sorted and Rotated
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Easy,
#1752,
3 solutions
Check if Binary String Has at Most One Segment of Ones
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Easy,
#1784,
3 solutions
Check if Bitwise OR Has Trailing Zeros
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Easy,
#2980,
2 solutions
Check if Grid Satisfies Conditions
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Easy,
#3142,
2 solutions
Check If It Is a Good Array
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Hard,
#1250,
2 solutions
Check If It Is a Straight Line
->
Easy,
#1232,
2 solutions
Check if it is Possible to Split Array
->
Medium,
#2811,
2 solutions
Check if Matrix Is X-Matrix
->
Easy,
#2319,
2 solutions
Check if Move is Legal
->
Medium,
#1958,
2 solutions
Check if Number Has Equal Digit Count and Digit Value
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Easy,
#2283,
2 solutions
Check if Number is a Sum of Powers of Three
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Medium,
#1780,
3 solutions
Check if Numbers Are Ascending in a Sentence
->
Easy,
#2042,
2 solutions
Check if Object Instance of Class
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Medium,
#2618,
1 solutions
Check if One String Swap Can Make Strings Equal
->
Easy,
#1790,
3 solutions
Check if Point Is Reachable
->
Hard,
#2543,
2 solutions
Check If String Is a Prefix of Array
->
Easy,
#1961,
2 solutions
Check if String Is Decomposable Into Value-Equal Substrings
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Easy,
#1933,
2 solutions
Check if Strings Can be Made Equal With Operations I
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Easy,
#2839,
2 solutions