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    #include <iostream>
    #include <cstdlib>
    using namespace std;
    bool czy_pierwsza (int n)
    {
        if(n<2)
            return false ;
        for(int i=2 ; i*i<=n ; i++)
        if (n%i==0)
            return false ;
        else return true ;
    }
    int main()
    {
      int n,m;
      cin>>m;
      for (int i = 0; i<m; i++)
    {
      cin>> n ;
 
      if (czy_pierwsza(n)) 
        cout<< "TAK" << endl ;
      else
        cout << "NIE "<<endl ;
 
 
    }
 
        return 0;
    }
 
 

prog.cpp: In function ‘bool czy_pierwsza(int)’:
prog.cpp:34:10: error: redefinition of ‘bool czy_pierwsza(int)’
     bool czy_pierwsza (int n)
          ^~~~~~~~~~~~
prog.cpp:4:10: note: ‘bool czy_pierwsza(int)’ previously defined here
     bool czy_pierwsza (int n)
          ^~~~~~~~~~~~
prog.cpp: In function ‘int main()’:
prog.cpp:43:9: error: redefinition of ‘int main()’
     int main()
         ^~~~
prog.cpp:13:9: note: ‘int main()’ previously defined here
     int main()
         ^~~~

Standard output is empty