/in/foo.cc: In function 'bool check(int)':
/in/foo.cc:12:9: error: expected ';' before 'for'
         for(int j = 1;j <= n;j++) temp[j] = food[j];
         ^~~
/in/foo.cc:12:23: error: 'j' was not declared in this scope
         for(int j = 1;j <= n;j++) temp[j] = food[j];
                       ^