LC contest problems summary
Biweekly-66 (27th Nov, 2021) 2085. Count Common Words With One Occurrence Hint 1 Use hashmap (Counter) 2086. Minimum Number of Buckets Required to Collect Rainwater from Houses" Hint 1 First put the bucket at best place and the remove those covering home. Hint 2 Answer is (best bucket cnt + remaining house). Hint 3 Corner case: check for each house is coverable 2087. Minimum Cost Homecoming of a Robot in a Grid Hint djikstra will fail....