Language: C++

#include <iostream>

using namespace str;

int main(){
    cin>>W;
    cin>>H;
    cin>>x;
    cin>>y;
    cin>>r;
    if(y=r && r<x && x<W-r){
        cout<<"Yes"<<endl;
    }
    if(y=H-r && r<x && x<W-r){
        cout<<"Yes"<<endl;
    }
    if(x=r && r<y && r<H-r){
        cout<<"Yes"<<endl;
    }
    if(x=W-r && r<y && r<H-r){
        cout<<"Yes"<<endl;
    }
    else{
        cout<<"No"<<endl;
    }
}


Compiler output:
a.cc:3:17: error: 'str' is not a namespace-name
    3 | using namespace str;
      |                 ^~~
a.cc: In function 'int main()':
a.cc:6:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |     cin>>W;
      |     ^~~
      |     std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:6:10: error: 'W' was not declared in this scope
    6 |     cin>>W;
      |          ^
a.cc:7:10: error: 'H' was not declared in this scope
    7 |     cin>>H;
      |          ^
a.cc:8:10: error: 'x' was not declared in this scope
    8 |     cin>>x;
      |          ^
a.cc:9:10: error: 'y' was not declared in this scope
    9 |     cin>>y;
      |          ^
a.cc:10:10: error: 'r' was not declared in this scope
   10 |     cin>>r;
      |          ^
a.cc:12:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   12 |         cout<<"Yes"<<endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:12:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   12 |         cout<<"Yes"<<endl;
      |                      ^~~~
      |                      std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:15:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   15 |         cout<<"Yes"<<endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:15:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   15 |         cout<<"Yes"<<endl;
      |                      ^~~~
      |                      std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:18:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   18 |         cout<<"Yes"<<endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:18:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   18 |         cout<<"Yes"<<endl;
      |                      ^~~~
      |                      std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:21:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   21 |         cout<<"Yes"<<endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:21:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   21 |         cout<<"Yes"<<endl;
      |                      ^~~~
      |                      std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:24:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   24 |         cout<<"No"<<endl;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:24:21: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   24 |         cout<<"No"<<endl;
      |                     ^~~~
      |                     std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~