View Compilation Error

0_0_8628269_13466.cpp: In function `void bfs()':
0_0_8628269_13466.cpp:28: error: `min' undeclared (first use this function)
0_0_8628269_13466.cpp:28: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8628269_13466.cpp: In function `int main()':
0_0_8628269_13466.cpp:102: error: `min' undeclared (first use this function)