| 436 |
Number Of Corner Rectangles |
Medium |
ArrayMathDynamic Programming |
| 437 |
Number of Dice Rolls With Target Sum |
Medium |
Dynamic Programming |
| 438 |
Number of Digit One |
Hard |
MathDynamic ProgrammingRecursion |
| 439 |
Number of Distinct Roll Sequences |
Hard |
Dynamic ProgrammingMemoization |
| 440 |
Number of Good Binary Strings |
Medium |
Dynamic Programming |
| 441 |
Number of Good Ways to Split a String |
Medium |
Hash TableStringDynamic Programming |
| 442 |
Number of Great Partitions |
Hard |
ArrayDynamic Programming |
| 443 |
Number of Increasing Paths in a Grid |
Hard |
ArrayDynamic ProgrammingDepth-First Search |
| 444 |
Number of Longest Increasing Subsequence |
Medium |
ArrayDynamic ProgrammingBinary Indexed Tree |
| 445 |
Number of Matching Subsequences |
Medium |
ArrayHash TableString |
| 446 |
Number of Music Playlists |
Hard |
MathDynamic ProgrammingCombinatorics |
| 447 |
Number of Paths with Max Score |
Hard |
ArrayDynamic ProgrammingMatrix |
| 448 |
Number of People Aware of a Secret |
Medium |
Dynamic ProgrammingQueueSimulation |
| 449 |
Number of Restricted Paths From First to Last Node |
Medium |
Dynamic ProgrammingGraphTopological Sort |
| 450 |
Number of Self-Divisible Permutations |
Medium |
ArrayMathDynamic Programming |