I have superclass A and subclass B of superclass A. B overrides a function foo() in A. I have an instance of class B. How do I call foo() but using class A's version
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Not difficult. It is like why can not compare two strings. And how to compare one object which initialed as a string with string. The coding quesition is to find the kth in two sorted arrays.
Asked to write a function to determine if numbers were a power of X.
Given a string input, create a function that will output a compressed version of the string. E.g. Input = "AAABBZZDDD", Output = "A3B2Z2D3"
write a function that receives a dictionary and a string and return true if the string is built of exactly two words in the dictionary
Difficult to answer in short and first time attempt.
find a way to separate money into n parts. For example, if total money is 121, find a way to separate 121 into 4 closest parts and the solution would be an array with elements 30, 30, 30, 31
What sort would you use if you had a large data set on disk and a small amount of ram to work with?
Some probability question 1) given a rand5() function which provide a random number between 1-5 at equal probability. Write a rand7() fuction to provide a random number between 1-7 with equal probability...
Given a BS tree, give the median number in the tree with O(1) space.
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