hash-table

23 problems with this tag

ProblemDifficulty
Check if All Characters Have Equal Number of Occurrenceseasy
Check If Sentence Is Pangrameasy
Contiguous Arraymedium
Count Number of Nice Subarraysmedium
Counting Elementseasy
Equal Row and Column Pairsmedium
Find Lonely Numberseasy
Find Players With Zero or One Lossesmedium
First Letter to Appear Twiceeasy
Group Anagramsmedium
Intersection of Multiple Arrayseasy
Jewels and Stoneseasy
Largest Unique Numbereasy
Linked List Cycleeasy
Longest Substring With At Most K Distinct Charactersmedium
Longest Substring Without Repeating Charactersmedium
Max Sum of a Pair With Equal Sum of Digitsmedium
Maximum Number of Balloonseasy
Minimum Consecutive Cards to Pick Upmedium
Missing Numbereasy
Ransom Noteeasy
Subarray Sum Equals Kmedium
Two Sumeasy