View Compilation Error

110918_0_26740.cpp: In function `void DFS(int, int, int)':
110918_0_26740.cpp:80: error: `max' undeclared (first use this function)
110918_0_26740.cpp:80: error: (Each undeclared identifier is reported only once for each function it appears in.)
110918_0_26740.cpp: In function `int main()':
110918_0_26740.cpp:103: error: `max' undeclared (first use this function)