books.google.co.jp - Once again, Robert Sedgewick provides a current and comprehensive introduction to important algorithms. The focus this time is on graph algorithms, which are increasingly critical for a wide range of applications, such as network connectivity, circuit design, scheduling, transaction processing, and resource...http://books.google.co.jp/books/about/Algorithms_in_C++_Part_5.html?hl=ja&id=0rLN_tcvD-IC&q=tree+edges&utm_source=gb-gplus-shareAlgorithms in C++ Part 5