View Compilation Error

0_0_7783866_6735.cpp: In function `void BFS(int, int)':
0_0_7783866_6735.cpp:23: error: `count' undeclared (first use this function)
0_0_7783866_6735.cpp:23: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_7783866_6735.cpp: In function `int main()':
0_0_7783866_6735.cpp:54: error: `count' undeclared (first use this function)