View Compilation Error

0_0_17781851_29192.cpp:20:8: error: expected '}' at end of input
   C.s=s+
        ^
0_0_17781851_29192.cpp: In member function 'rec rec::operator+(const rec&) const':
0_0_17781851_29192.cpp:20:8: error: expected primary-expression at end of input
0_0_17781851_29192.cpp:20:8: error: expected '}' at end of input
0_0_17781851_29192.cpp: At global scope:
0_0_17781851_29192.cpp:20:8: error: expected unqualified-id at end of input