Practice problems across 75+ categories
Practice problems frequently asked at Array • 1947 problems | 398 Easy | 1049 Medium | 497 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1171 | Minimum Cost to Buy Apples | Medium | ArrayGraphHeap (Priority Queue) |
| 1172 | Minimum Cost to Connect Sticks | Medium | ArrayGreedyHeap (Priority Queue) |
| 1173 | Minimum Cost to Connect Two Groups of Points | Hard | ArrayDynamic ProgrammingBit Manipulation |
| 1174 | Minimum Cost to Convert String I | Medium | ArrayStringGraph |
| 1175 | Minimum Cost to Convert String II | Hard | ArrayStringDynamic Programming |
| 1176 | Minimum Cost to Cut a Stick | Hard | ArrayDynamic ProgrammingSorting |
| 1177 | Minimum Cost to Divide Array Into Subarrays | Hard | ArrayDynamic ProgrammingPrefix Sum |
| 1178 | Minimum Cost to Equalize Array | Hard | ArrayGreedyEnumeration |
| 1179 | Minimum Cost to Hire K Workers | Hard | ArrayGreedySorting |
| 1180 | Minimum Cost to Make Array Equal | Hard | ArrayBinary SearchGreedy |
| 1181 | Minimum Cost to Make Array Equalindromic | Medium | ArrayMathBinary Search |
| 1182 | Minimum Cost to Make Arrays Identical | Medium | ArrayGreedySorting |
| 1183 | Minimum Cost to Make at Least One Valid Path in a Grid | Hard | ArrayBreadth-First SearchGraph |
| 1184 | Minimum Cost to Merge Stones | Hard | ArrayDynamic ProgrammingPrefix Sum |
| 1185 | Minimum Cost to Move Chips to The Same Position | Easy | ArrayMathGreedy |
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