Duplicate Elimination Algorithms
This activity asks you to detect and remove duplicate elements from arrays in various different circumstances. The lower levels are relatively easy, but the problem becomes more difficult as you go higher.
Start this Activity
After you click the "Start Activity" button above, you will be asked questions in the following areas:
Find a Duplicate - Array of integers
Eliminate Duplicates - O(n) solution
Eliminate Duplicates - Larger Than Memory