/in/foo.cc:1:24: warning: extra tokens at end of #include directive
    1 | #include<bits/stdc++.h>;
      |                        ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:15:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |         for(int i=0;i<s.size();i++)
      |                     ~^~~~~~~~~
/in/foo.cc:27:55: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |                                 if(p1==2)for(int j=0;j<tmp.size();j++)tmp[j]=toupper(tmp[j]);
      |                                                      ~^~~~~~~~~~~