View Compilation Error

0_0_8092621_1849.cpp: In function `void dfs(int, int)':
0_0_8092621_1849.cpp:23: error: `m' undeclared (first use this function)
0_0_8092621_1849.cpp:23: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8092621_1849.cpp:23: error: `n' undeclared (first use this function)
0_0_8092621_1849.cpp:27: error: `map' undeclared (first use this function)
0_0_8092621_1849.cpp:30: error: pointer to a function used in arithmetic
0_0_8092621_1849.cpp: In function `int main()':
0_0_8092621_1849.cpp:49: error: `afhadfhadfhhadfhahadh' undeclared (first use this function)
0_0_8092621_1849.cpp:49: error: expected `;' before '}' token