View Compilation Error

53413_0_32027.cpp: In function `void bfs(int, int)':
53413_0_32027.cpp:37: error: `min' undeclared (first use this function)
53413_0_32027.cpp:37: error: (Each undeclared identifier is reported only once for each function it appears in.)
53413_0_32027.cpp: In function `int main()':
53413_0_32027.cpp:68: error: `min' undeclared (first use this function)