View Compilation Error

0_0_38947296_28506.cpp:30:42: error: expected '}' at end of input
   30 |                                 return 1; //
      |                                          ^
0_0_38947296_28506.cpp:9:1: note: to match this '{'
    9 | {
      | ^
0_0_38947296_28506.cpp: In member function 'bool KMP::find_in(const std::string&) const':
0_0_38947296_28506.cpp:30:42: error: expected '}' at end of input
   30 |                                 return 1; //
      |                                          ^
0_0_38947296_28506.cpp:24:17: note: to match this '{'
   24 |                 {
      |                 ^
0_0_38947296_28506.cpp:30:42: error: expected '}' at end of input
   30 |                                 return 1; //
      |                                          ^
0_0_38947296_28506.cpp:22:9: note: to match this '{'
   22 |         {
      |         ^
0_0_38947296_28506.cpp: At global scope:
0_0_38947296_28506.cpp:30:42: error: expected unqualified-id at end of input
   30 |                                 return 1; //
      |                                          ^