And - your last link does not even mention hashes.
Bother explain what is doing here? TIA!
Look at the table
Here are some well-known algorithms and their order functions (adapted from ):
Notation Name Example
O(1) constant array or hash index
2. Kernighan, B. W. & Pike, R., (1999). The Practice of Programming, p. 41. Addison-Wesley.
yes. I am sure.
Great, prove it :)
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