View Compilation Error

0_0_33652595_2478.cpp: In function 'void solve_case()':
0_0_33652595_2478.cpp:62:32: error: expected '}' at end of input
   vector<pii>().swap(big_nb[i]);
                                ^
0_0_33652595_2478.cpp:62:32: error: expected '}' at end of input