Tag: hashmap

When does a HashTable / Python dict stop probing?

dictionary hashmap hashtable java python

In Java I’m building a datastructure that is supposed to resemble dictionaries in Python. (As far as I understand this is called a “HashTable” in java context.) I have read the following Python documentation in order to arrive at the probing function (as I wished to prevent using linear probing) Now I have come to a point where Im trying

How allocation of memory for `dict` in Python works?

dictionary hashmap python size

I was playing around with Dictionaries and found this. Output: The size of Dictionary length 7 and 10 is the same that is 196 but for length 11, it’s 344. Why are they same? Why does the size rise up with length 11? How does dictionary size work in Python? Answer When you create an empty dictionary, it preallocates the

Find the length of largest subarray with 0 sum

hashmap python

Given an array of integers, find the length of the longest sub-array with sum equals to 0. Here is an approach to this problem The Efficient approach But fails for test cases like , Do you have another approach to this problem ? Answer To spell out the solution from the comment. First create a generator to yield all sub-arrays: