View Compilation Error

0_0_4911973_26956.cpp: In function `void DFS(int, int)':
0_0_4911973_26956.cpp:14: error: `min' undeclared (first use this function)
0_0_4911973_26956.cpp:14: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4911973_26956.cpp: In function `int main()':
0_0_4911973_26956.cpp:44: error: `min' undeclared (first use this function)