View Compilation Error

151682_0_13762.cpp: In function `void dfs(int, int)':
151682_0_13762.cpp:41: error: `count' undeclared (first use this function)
151682_0_13762.cpp:41: error: (Each undeclared identifier is reported only once for each function it appears in.)
151682_0_13762.cpp: In function `int main()':
151682_0_13762.cpp:73: error: `count' undeclared (first use this function)