View Compilation Error

0_0_22188394_29498.cpp: In function 'void dfs(int, int, int)':
0_0_22188394_29498.cpp:11:5: error: 'cut' was not declared in this scope
  if(cut)return;
     ^
0_0_22188394_29498.cpp: In function 'int main()':
0_0_22188394_29498.cpp:35:10: error: 'p' was not declared in this scope
   memset(p,0,sizeof(p));
          ^