| 211 |
Last Stone Weight II |
Medium |
ArrayDynamic Programming |
| 212 |
Least Operators to Express Number |
Hard |
MathDynamic ProgrammingMemoization |
| 213 |
Length of Longest Fibonacci Subsequence |
Medium |
ArrayHash TableDynamic Programming |
| 214 |
Length of Longest V-Shaped Diagonal Segment |
Hard |
ArrayDynamic ProgrammingMemoization |
| 215 |
Length of the Longest Subsequence That Sums to Target |
Medium |
ArrayDynamic Programming |
| 216 |
Lexicographically Smallest String After Adjacent Removals |
Hard |
StringDynamic Programming |
| 217 |
Longest Arithmetic Subsequence |
Medium |
ArrayHash TableBinary Search |
| 218 |
Longest Arithmetic Subsequence of Given Difference |
Medium |
ArrayHash TableDynamic Programming |
| 219 |
Longest Binary Subsequence Less Than or Equal to K |
Medium |
StringDynamic ProgrammingGreedy |
| 220 |
Longest Chunked Palindrome Decomposition |
Hard |
Two PointersStringDynamic Programming |
| 221 |
Longest Common Subsequence |
Medium |
StringDynamic Programming |
| 222 |
Longest Ideal Subsequence |
Medium |
Hash TableStringDynamic Programming |
| 223 |
Longest Increasing Path in a Matrix |
Hard |
ArrayDynamic ProgrammingDepth-First Search |
| 224 |
Longest Increasing Subsequence |
Medium |
ArrayBinary SearchDynamic Programming |
| 225 |
Longest Increasing Subsequence II |
Hard |
ArrayDivide and ConquerDynamic Programming |