not the fastest but IMHO most practical way is through http://www.usaco.org/ http://www.usaco.org/ training program @ http://train.usaco.org/usacogate http://tr

not the fastest but IMHO most practical way is through http://www.usaco.org/ http://www.usaco.org/ training program @ http://train.usaco.org/usacogate http://train.usaco.org/usacogate, it's free and it will teach you to code and use most data structures and algorithms you'd ever encounter