Place the Guards (UVa 11080)
Problem In the country of Ajabdesh there are some streets [...]
Problem In the country of Ajabdesh there are some streets [...]
Problem In 1976 the “Four Color Map Theorem” was proven [...]
DFS, BFS 모두 사용할 수 있으나 BFS가 더 자연스럽게 할 [...]