How do you remove duplicates in a large array.
Software Engineering Interview Questions
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Count the number of bits set in an integer. What is your favorite language and what you don't like about that language.
Write a function that makes a deep copy of a linked list that, besides having a pointer to the next node, also has a pointer to a random node in the list.
Q: Distinct ways of selecting a team. (PnC problem) Q: DP problem to find the total subsequences in a large string given a smaller string.
Isomorphic trees
Given a telephone number, find all the permutations of the letters assuming 1=abc, 2=def, etc.
add two numbers represented by strings
Reverse a link list.
Given a mapping of the english alphabet to numbers (i.e. a = 1, b = 2, k = 11) and a string of numbers (i.e. "110124"), determine the number of representations that the string may have in letters.
Write a function where, given an index, you return the Fibonacci number at that index.
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