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Explanation

Build a HashMap from scratch: hash function, collision handling via chaining, and dynamic resizing. Understand why average O(1) get/put is possible.

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-- / --
Empty HashMap (size=7, 0 entries)
Load Factor
0
Underlying Array (index = hash(key) % size)
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
0
1
2
3
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5
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Logical View
Key
Value
{ }
-- / --
Empty HashMap (size=7, 0 entries)
Load Factor
0
Underlying Array (index = hash(key) % size)
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
[ ]
0
1
2
3
4
5
6
Logical View
Key
Value
{ }

Explanation

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