View Compilation Error

0_0_37081973_28596.cpp:67:11: error: stray '#' in program
  return 0;#include<stdio.h>
           ^
0_0_37081973_28596.cpp: In function 'int main()':
0_0_37081973_28596.cpp:50:8: error: expected ';' before 'ff'
        ff[i]=i;
        ^
0_0_37081973_28596.cpp:67:12: error: 'include' was not declared in this scope
  return 0;#include<stdio.h>
            ^
0_0_37081973_28596.cpp:67:20: error: 'stdio' was not declared in this scope
  return 0;#include<stdio.h>
                    ^
0_0_37081973_28596.cpp:70:1: error: expected primary-expression before 'using'
 using namespace std;
 ^
0_0_37081973_28596.cpp:79:18: error: a function-definition is not allowed here before '{' token
 ll f(int x,int y){
                  ^
0_0_37081973_28596.cpp:83:29: error: a function-definition is not allowed here before '{' token
 ll dfs(int x,int fa,int dep){
                             ^
0_0_37081973_28596.cpp:143:1: error: expected '}' at end of input
 }
 ^