c++ use queue to record index O(n) O(n) - Longest Substring with At Least K Repeating Characters - LeetCode

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CJavaC++Python3PythonJavaScriptGoKotlinC#RubySwiftRustScalaPHPTypeScriptRecursionDivide and ConquerSliding WindowStringTwo PointersHash TableOrdered MapArrayDynamic ProgrammingBinary TreeBinary SearchBacktrackingTreeDepth-First SearchMemoizationPrefix SumOrdered Set