Computing and Combinatorics : 10th Annual International Conference COCOON 2004 Jeju Island Korea August 17 20 2004. Proceedings This book constitutes the refereed proceedings of the 10th Annual International Computing and Combinatorics Conference COCOON 2004 held in Jeju Island Korea in August 2004. The 46 revised full papers presented together with abstracts of 3 invited talks were carefully reviewed and selected from 109 submissions. The papers are organized in topical sections on data structures and algorithms computational geometry games and combinatorics combinatorial optimization graph algorithms automata and learning theory scheduling graph drawing complexity theory parallel and distributed architectures and computational biology