Tag: acm

The problem is from codeforces: http://www.codeforces.com/problemset/problem/26/A The input range is small which means even the worst brute-force methods can pass the test. The straightforward implementation is . Defining a …

One of the most selected algorithms in the last century is binary search. It is a general search method which is simple and efficient. It can be used to …

In , an unusual, fun sorting algorithm, called ‘Bogo’, is demonstrated using Python. This article, which introduces another famous sorting algorithm, which may be just for fun only. The …

This article will describe a quick and easy implementation of a algorithm that divides two integers with a high precision. Normally, an array is required to hold the results …

The problem is from codeforces: http://codeforces.com/problemset/problem/180/C Let n be the number of lower-cases that have encountered so far from left to right; So everytime there is an uppercase letter, …