Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 961 | Find Good Days to Rob the Bank | Medium | ArrayDynamic ProgrammingPrefix Sum |
| 962 | Find Greatest Common Divisor of Array | Easy | ArrayMathNumber Theory |
| 963 | Find if Array Can Be Sorted | Medium | ArrayBit ManipulationSorting |
| 964 | Find if Digit Game Can Be Won | Easy | ArrayMath |
| 965 | Find if Path Exists in Graph | Easy | Depth-First SearchBreadth-First SearchUnion Find |
| 966 | Find in Mountain Array | Hard | ArrayBinary SearchInteractive |
| 967 | Find Indices of Stable Mountains | Easy | Array |
| 968 | Find Indices With Index and Value Difference I | Easy | ArrayTwo Pointers |
| 969 | Find Indices With Index and Value Difference II | Medium | ArrayTwo Pointers |
| 970 | Find Interview Candidates | Medium | Database |
| 971 | Find Invalid IP Addresses | Hard | Database |
| 972 | Find K Closest Elements | Medium | ArrayTwo PointersBinary Search |
| 973 | Find K-Length Substrings With No Repeated Characters | Medium | Hash TableStringSliding Window |
| 974 | Find K Pairs with Smallest Sums | Medium | ArrayHeap (Priority Queue) |
| 975 | Find K-th Smallest Pair Distance | Hard | ArrayTwo PointersBinary Search |
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