Practice · judged on hidden tests
Problems
8 problems, ordered so each topic builds on the last.
- Not startedBest run after k changesStrings, Sliding windowMedium
- Not startedLongest stretch with no repeatsStrings, Sliding window, Hash mapsMedium
- Not startedShortest stretch that reaches the targetArrays, Sliding windowMedium
- Not startedThe best k days in a rowArrays, Sliding windowEasy
- Not startedThe first negative number in every windowArrays, Stacks and queues, Sliding windowMedium
- Not startedThe largest number in every windowArrays, Stacks and queues, Sliding windowHard
- Not startedThe longest run of ones, with k flipsArrays, Sliding windowMedium
- Not startedTwo baskets, one row of treesArrays, Sliding window, Hash mapsMedium