DSA
recurrence
how a state depends on smaller states
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Recursion and Dynamic ProgrammingDSAMore terms from this board
- base casethe stopping condition
- dynamic programmingrecursion + remembering solved subproblems
- knapsack / edit distance / LCSclassic DP problems
- optimal substructureoptimum built from sub-optima
- overlapping subproblemsthe same call recurs (the waste DP removes)
- recursiona function calling itself on a smaller input
- recursion treethe tree of calls
- rolling arraykeep only the recent rows to cut space
- statethe parameters identifying a subproblem
- tabulationbottom-up table fill
- time#states × work/state
- ViterbiDP over sequences (ML/bio)