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N-Queen Problem
The n-queens puzzle is the problem of placing n queens on a (n×n) chessboard such that no two queens can attack each other. Given an...
Maximum Rectangular Area in a Histogram
Find the largest rectangular area possible in a given histogram where the largest rectangle can be made of a number of contiguous bars....
Vertical sum
Given a binary tree having n nodes, find the vertical sum of the nodes that are in the same vertical line. Return all sums through...
Naive Pattern Searching algorithm
Naive pattern searching is the simplest method among other pattern-searching algorithms. It checks for all characters of the main string...
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