View Compilation Error

0_0_30149519_23944.cpp:30:1: error: missing terminating ' character
 int find'(int x)
 ^
0_0_30149519_23944.cpp:30:5: error: 'int find' redeclared as different kind of symbol
 int find'(int x)
     ^
0_0_30149519_23944.cpp:22:5: note: previous declaration 'int find(int)'
 int find(int x)
     ^
0_0_30149519_23944.cpp:32:2: error: expected primary-expression before 'int'
  int i,r,t;
  ^
0_0_30149519_23944.cpp:32:2: error: expected '}' before 'int'
0_0_30149519_23944.cpp:33:2: error: 'i' does not name a type
  i=r=x;
  ^
0_0_30149519_23944.cpp:35:2: error: expected unqualified-id before 'while'
  while(f[r]!=r)//找到根
  ^
0_0_30149519_23944.cpp:38:2: error: expected unqualified-id before 'while'
  while(i!=r)//上面节点改到根
  ^
0_0_30149519_23944.cpp:45:2: error: expected unqualified-id before 'return'
  return r;
  ^
0_0_30149519_23944.cpp:46:1: error: expected declaration before '}' token
 }
 ^