/in/foo.cc: In function 'int main()':
/in/foo.cc:20:10: error: 'asswa' was not declared in this scope
   case(m,asswa);
          ^~~~~
/in/foo.cc:20:3: error: case label '<expression error>' not within a switch statement
   case(m,asswa);
   ^~~~
/in/foo.cc:20:16: error: expected ':' before ';' token
   case(m,asswa);
                ^
/in/foo.cc:21:6: error: expected primary-expression before 'case'
   if(case==s){
      ^~~~
/in/foo.cc:21:6: error: expected ')' before 'case'