View Compilation Error

0_0_31031324_2799.cpp:31:27: error: expected '}' at end of input
         if(!next[pre][ch]){
                           ^
0_0_31031324_2799.cpp: In member function 'void Palindromic_Tree::inset(int)':
0_0_31031324_2799.cpp:31:27: error: expected '}' at end of input
0_0_31031324_2799.cpp:31:27: error: expected '}' at end of input
0_0_31031324_2799.cpp: At global scope:
0_0_31031324_2799.cpp:31:27: error: expected unqualified-id at end of input