Write a function that would calculate a Pascal triangle element, given its coordinates.
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Assume that you are given the head and tail pointers of a doubly linked list where each node can also have a single child pointer to another similar doubly linked list. There are no cycles in this structure outside of the traditional double links. Write a procedure in C++ that flattens this structure into a single list.
Tell me a palindrome date before 10-02-2001 (mm-dd-yyyy)
If you have a program that runs slow, how will you improve it to run faster?
Write a program to print the series 4,6,12,18,30,42,60,72
1.Given two words find if they contains the same letters , if one letters occurs multiple times in word then second word also should have the number same number of times. eg: little and title are different, das and sad are equals. 2. Rearrange all the letter of a word in ascending order while removing the duplicate letters. eg:- letter should be printed elrt.
What is the angle between the two arms of the clock at 2:40?
Ios related question multi thread etc
Sort a array, [W B W B B W W B ] === [W W W W B B B B ]
1. IsAnagram 2. Count unique substring of length k
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