Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1981 | Minimum Time to Visit Disappearing Nodes | Medium | ArrayGraphHeap (Priority Queue) |
| 1982 | Minimum Total Cost to Make Arrays Unequal | Hard | ArrayHash TableGreedy |
| 1983 | Minimum Total Distance Traveled | Hard | ArrayDynamic ProgrammingSorting |
| 1984 | Minimum Total Operations | Easy | Array |
| 1985 | Minimum Total Space Wasted With K Resizing Operations | Medium | ArrayDynamic Programming |
| 1986 | Minimum Unique Word Abbreviation | Hard | ArrayStringBacktracking |
| 1987 | Minimum Unlocked Indices to Sort Nums | Medium | ArrayHash Table |
| 1988 | Minimum Value to Get Positive Step by Step Sum | Easy | ArrayPrefix Sum |
| 1989 | Minimum Weighted Subgraph With the Required Paths | Hard | GraphShortest Path |
| 1990 | Minimum White Tiles After Covering With Carpets | Hard | StringDynamic ProgrammingPrefix Sum |
| 1991 | Minimum Window Subsequence | Hard | StringDynamic ProgrammingSliding Window |
| 1992 | Minimum XOR Sum of Two Arrays | Hard | ArrayDynamic ProgrammingBit Manipulation |
| 1993 | Mirror Reflection | Medium | MathGeometryNumber Theory |
| 1994 | Missing Number | Easy | ArrayHash TableMath |
| 1995 | Missing Ranges | Easy | Array |
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