View Compilation Error

0_0_16973853_14606.cpp:52:32: error: expected '}' at end of input
    if(right!=NULL)right->rotate+
                                ^
0_0_16973853_14606.cpp: In member function 'void node::pushdown()':
0_0_16973853_14606.cpp:52:32: error: expected primary-expression at end of input
0_0_16973853_14606.cpp:52:32: error: expected '}' at end of input
0_0_16973853_14606.cpp:52:32: error: expected '}' at end of input
0_0_16973853_14606.cpp: At global scope:
0_0_16973853_14606.cpp:52:32: error: expected unqualified-id at end of input