/in/foo.cc: In function 'int main()':
/in/foo.cc:40:32: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   40 |         if(tmp.find("jszxoier")!=-1)
      |            ~~~~~~~~~~~~~~~~~~~~^~~~
/in/foo.cc:12:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 | #define FOR(i,x,y) for(i=x;i<=y;++i)
      |                             ^
/in/foo.cc:50:13: note: in expansion of macro 'FOR'
   50 |             FOR(j,0,tmp.size()-1)
      |             ^~~
/in/foo.cc:54:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |                     if(j+1<=tmp.size()-1&&tmp[j+1]=='p')
      |                        ~~~^~~~~~~~~~~~~~
/in/foo.cc:37:13: warning: unused variable 'flag' [-Wunused-variable]
   37 |         int flag = 0;
      |             ^~~~