View Compilation Error

0_0_29149053_24780.cpp:127:47: error: expected '}' at end of input
   while (*(res.s.end() - 1) == 0 && res.s.end(%
                                               ^
0_0_29149053_24780.cpp: In member function 'bign bign::operator/(const int&)':
0_0_29149053_24780.cpp:127:47: error: expected primary-expression before '%' token
0_0_29149053_24780.cpp:127:47: error: expected primary-expression at end of input
0_0_29149053_24780.cpp:127:47: error: expected ')' at end of input
0_0_29149053_24780.cpp:127:47: error: expected statement at end of input
0_0_29149053_24780.cpp:127:47: error: expected '}' at end of input
0_0_29149053_24780.cpp: At global scope:
0_0_29149053_24780.cpp:127:47: error: expected unqualified-id at end of input