View Compilation Error

0_0_33072881_7471.cpp: In function 'int main()':
0_0_33072881_7471.cpp:131:48: error: expected '}' at end of input
                 ans+=query(0,rt[s],1,U.num,a,b);
                                                ^
0_0_33072881_7471.cpp:131:48: error: expected '}' at end of input
0_0_33072881_7471.cpp:131:48: error: expected '}' at end of input
0_0_33072881_7471.cpp:131:48: error: expected '}' at end of input