View Compilation Error

0_0_4596918_5311.cpp: In function `void DFS(int, int)':
0_0_4596918_5311.cpp:13: error: `count' undeclared (first use this function)
0_0_4596918_5311.cpp:13: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4596918_5311.cpp: In function `int main()':
0_0_4596918_5311.cpp:46: error: `count' undeclared (first use this function)