Language: C++

#include<bits/stdc++.h>
using namespace std;

int main(){
  int H,W,K;
  cin >>H >>W >>K;
  int s[10][10];
  int dx[4]={1,-1,0,0};
  int dy[4]={0,0,1,-1};
  
  int cnt=0;
  for(int i=0;i<H;i++) cin>>s[i];
  int ans=0;
  
  for(int i=0;i<H;i++){
    for(int j=0;j<W;j++){
    
    int cnt=0;
    int res=0;
    if(s[i][j]=='#'){
      cnt++;
    for(int k=0;k<4;k++){
      int i2=i+dx[k];
      int j2=j+dy[k];
       if(i2>=0 && i2<H && j2>=0 && j2<W && s[i2][j2]=='#')
       res++;       
      }  
    }
   }
  }
  ans=cnt-res;
if(K==ans) count<<ans<<endl;  

return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:27: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'int [10]')
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                        ~~~^~~~~~
      |                        |       |
      |                        |       int [10]
      |                        std::istream {aka std::basic_istream<char>}
In file included from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127,
                 from a.cc:1:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  170 |       operator>>(bool& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:170:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: cannot bind non-const lvalue reference of type 'bool&' to a value of type 'int*'
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  174 |       operator>>(short& __n);
      |       ^~~~~~~~
/usr/include/c++/14/istream:174:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'short int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(short int)((int*)(& s[i]))' to 'short int&'
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  177 |       operator>>(unsigned short& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:177:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'short unsigned int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(short unsigned int)((int*)(& s[i]))' to 'short unsigned int&'
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  181 |       operator>>(int& __n);
      |       ^~~~~~~~
/usr/include/c++/14/istream:181:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(int)((int*)(& s[i]))' to 'int&'
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  184 |       operator>>(unsigned int& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:184:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'unsigned int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(unsigned int)((int*)(& s[i]))' to 'unsigned int&'
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  188 |       operator>>(long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:188:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'long int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(long int)((int*)(& s[i]))' to 'long int&'
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  192 |       operator>>(unsigned long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:192:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'long unsigned int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(long unsigned int)((int*)(& s[i]))' to 'long unsigned int&'
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  199 |       operator>>(long long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:199:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'long long int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(long long int)((int*)(& s[i]))' to 'long long int&'
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  203 |       operator>>(unsigned long long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:203:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: invalid conversion from 'int*' to 'long long unsigned int' [-fpermissive]
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
      |                                |
      |                                int*
a.cc:12:32: error: cannot bind rvalue '(long long unsigned int)((int*)(& s[i]))' to 'long long unsigned int&'
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  328 |       operator>>(void*& __p)
      |       ^~~~~~~~
/usr/include/c++/14/istream:328:7: note:   conversion of argument 1 would be ill-formed:
a.cc:12:32: error: cannot bind non-const lvalue reference of type 'void*&' to an rvalue of type 'void*'
   12 |   for(int i=0;i<H;i++) cin>>s[i];
      |                             ~~~^
/usr/include/c++/14/istream:219:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
  219 |       operator>>(float& __f)
      |       ^~~~~~~~
/usr/include/c++/14/istream:219:25: note:   no known conversion for argument 1 from 'int [10]' to 'float&'
  219 |       operator>>(float& __f)
      |                  ~~~~~~~^~~
/usr/include/c++/14/istream:223:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
  223 |       operator>>(double& __f)
      |       ^~~~~~~~
/usr/include/c++/14/istream:223:26: note:   no known conversion for argument 1 from 'int [10]' to 'double&'
  223 |       operator>>(double& __f)
      |                  ~~~~~~~~^~~
/usr/include/c++/14/istream:227:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
  227 |       operator>>(long double& __f)
      |       ^~~~~~~~
/usr/include/c++/14/istream:227:31: note:   no known conversion for argument 1 from 'int [10]' to 'long double&'
  227 |       operator>>(long double& __f)
      |                  ~~~~~~~~~~~~~^~~
/usr/include/c++/14/istream:122:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__istream_type& (*)(__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]'
  122 |       operator>>(__istream_type& (*__pf)(__istream_type&))
      |       ^~~~~~~~
/usr/include/c++/14/istream:122:36: note:   no known conversion for argument 1 from 'int [10]' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'}
  122 |       operator>>(__istream_type& (*__pf)(__istream_typ