Arrays and Lists
Grade 7
Build an array, access elements by index, and remove duplicates. Complete the interactive challenge to master key computing concepts!
Arrays and Lists
Timing05:00
Score100
m
y
_
a
r
r
a
y
=[
...
]
Alpha
0
Beta
1
Alpha
2
Gamma
3
Beta
4
// Console Output
ARRAY METHODS
Mission Goals
Goal #1: Remove all duplicate characters! Keep only unique ones.
Goal #2: Tell me who is at position (index) 2!