View Compilation Error

0_0_39729156_8072.cpp:14:33: error: expected ')' before ';' token
   14 | #define db cout<< "debug" <<endl;
      |                                 ^
0_0_39729156_8072.cpp:39:10: note: in expansion of macro 'db'
   39 | bool isz(db x) {return x==round(x);}
      |          ^~
0_0_39729156_8072.cpp:39:9: note: to match this '('
   39 | bool isz(db x) {return x==round(x);}
      |         ^
0_0_39729156_8072.cpp:39:13: error: 'x' does not name a type
   39 | bool isz(db x) {return x==round(x);}
      |             ^
0_0_39729156_8072.cpp: In function 'void solve(long long int, long long int)':
0_0_39729156_8072.cpp:52:12: error: 'isz' cannot be used as a function
   52 |     if (isz(x) && isz(y)) cout << x << " " << y << "\n";
      |         ~~~^~~
0_0_39729156_8072.cpp:52:22: error: 'isz' cannot be used as a function
   52 |     if (isz(x) && isz(y)) cout << x << " " << y << "\n";
      |                   ~~~^~~