View Compilation Error

0_0_18024061_22050.cpp:12:1: error: stray '\' in program
 /\node's father;
 ^
0_0_18024061_22050.cpp:12:1: error: missing terminating ' character
0_0_18024061_22050.cpp:12:1: error: expected unqualified-id before '/' token
0_0_18024061_22050.cpp:14:11: error: 'father' was not declared in this scope
 int *fa = father;
           ^
0_0_18024061_22050.cpp: In function 'void init()':
0_0_18024061_22050.cpp:39:9: error: 'father' was not declared in this scope
  memset(father,-1,sizeof(father));
         ^
0_0_18024061_22050.cpp: In function 'void prim()':
0_0_18024061_22050.cpp:87:3: error: 'father' was not declared in this scope
   father[k] = closed[k];
   ^
0_0_18024061_22050.cpp: In function 'void qurry()':
0_0_18024061_22050.cpp:145:6: error: 'father' was not declared in this scope
   if(father[x] == y) swap(x,y);
      ^
0_0_18024061_22050.cpp:148:12: error: 'father' was not declared in this scope
   }else if(father[y] == x && ans[y] != -1){
            ^