说到生成任意范围内等概率随机数，如果止步于x = rand () % RANGE，恐怕有点不够意思

如果不假思索地脱口而出24次，你就被直觉骗了咯

Given a string s, partition s such that every substring of the partition is a palindrome. Return the minimum cuts needed for a palindrome partitioning of s.

A message containing letters from A-Z is being encoded to numbers. Given an encoded message containing digits, determine the total number of ways to decode it.

Given a 2D board and a word, find if the word exists in the grid.

Given a string s, partition s such that every substring of the partition is a palindrome.

Sort a linked list in O(n log n) time using constant space complexity.

Numbers are said to be "reverse ordered" if N[i] > N[j] for i < j. How to get the number of pairs of reverse ordered items in O(nlogn) time.

Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity.

Calculate the number of elements of an array that are not divisors of each element.Count the semiprime numbers in the given range [a..b]

Find the maximum number of flags that can be set on mountain peaks.

Find a maximum sum of a compact subsequence of array elements and any double slice.

Divide an array into the maximum number of same((-))sized blocks, each of which should contain an index P such that A[P - 1] < A[P] > A[P + 1].

Given a log of stock prices compute the maximum possible earning.