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7 problems total
| Title | Difficulty | Videos | Companies |
|---|---|---|---|
| Find the Index of the First Occurrence in a String | easy | - | |
| Permutations of Array 1 | medium | - | |
| Spiral Matrix 1 - Return | medium | ||
| Best Time To Buy And Sell Stock 1 - only one transaction | easy | ||
| Rotate an Array to Right | medium | - | |
| Maximum Number of Occurrences of a Substring | medium | - | |
| Check If Array Pairs Are Divisible by k | medium |