Author: ACMer

Previous Tutorial on nodejs can be found at . The nodejs executable allows you to set up a webserver quickly and easily via Javascript, for example, the following illustrates …

node.js (http://nodejs.org) starts to gain its popularity these days. It is a Javascript-based event-driven, non-blocking IO, lightweight Server side toolkit, which can be easily used to build e.g. web …

This problem is from codeforces: http://www.codeforces.com/problemset/problem/268/A This is a simple math problem. Almost every solution needs to store the colours of home and away. Counting the occurrences that the home colour …

PIBAS is simple, it only has 2 possible operations: string assignment (e.g. A=’abc’) and printing (e.g. ?A). It supports only one function which is similar to the substr in Javascript …

The problem is from codeforces: http://www.codeforces.com/contest/265/problem/B This problem is not difficult, but it took me nearly 1:30 hr to get it right during the contest. I thought at first, the …