View Compilation Error

0_0_14204189_1723.cpp:276:1: error: expected '}' at end of input
 }
 ^
0_0_14204189_1723.cpp: In member function 'void Node::maintain()':
0_0_14204189_1723.cpp:62:14: error: 'o' was not declared in this scope
         if ( o->ch[0] != NULL ) {
              ^
0_0_14204189_1723.cpp: In member function 'int Node::find(Node*&, int)':
0_0_14204189_1723.cpp:81:1: error: expected primary-expression before 'void'
 void insert ( Node* &o , int x ) {
 ^
0_0_14204189_1723.cpp:95:34: error: a function-definition is not allowed here before '{' token
 void remove ( Node* &o , int x ) {
                                  ^
0_0_14204189_1723.cpp:276:1: error: expected '}' at end of input
 }
 ^
0_0_14204189_1723.cpp:276:1: error: expected '}' at end of input
0_0_14204189_1723.cpp: At global scope:
0_0_14204189_1723.cpp:276:1: error: expected unqualified-id at end of input