Grid Path Problems Problems
39 Grid Path Problems problems on LeetCode, a Core DP interview pattern, ranked by importance (how often it comes up in real interviews). Difficulty (ELO) and importance shown per problem.
| # | PROBLEM | DIFF | ELO | IMP | PATTERNS |
|---|---|---|---|---|---|
| 1 | Unique Paths | Easy | 1248 | 91 | Combinatorics |
| 2 | Minimum Path Sum | Easy | 1279 | 84 | Matrix Traversal (Diagonal, Valid Sudoku, etc) |
| 3 | Unique Paths II | Easy | 1309 | 79 | Matrix Traversal (Diagonal, Valid Sudoku, etc) |
| 4 | Count Square Submatrices with All Ones | Medium | 1613 | 78 | Matrix Traversal (Diagonal, Valid Sudoku, etc) |
| 5 | Triangle | Easy | 1324 | 76 |
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