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  1. #include <iostream>
  2. #include <algorithm>
  3. #include <vector>
  4. using namespace std;
  5. int main()
  6. {
  7.     ios_base::sync_with_stdio(0); 
  8.     cin.tie(0);
  9.     cout.tie(0);
  10.  
  11.     int ilosc_slow,ilosc_par_do_wypisania;
  12.     cin>>ilosc_slow;
  13.     cin>>ilosc_par_do_wypisania;
  14.  
  15.     vector<string> slowa(ilosc_slow);
  16.  
  17.     for(int i=0;i<ilosc_slow;i++)
  18.     cin>>slowa[i];
  19.  
  20.     ilosc_par_do_wypisania=ilosc_par_do_wypisania *2;
  21.  
  22.     if(ilosc_slow%2==0)
  23.  
  24.     for(int i=0;i<ilosc_par_do_wypisania;i++){
  25.     cout<<slowa[i]<<' ';
  26.     if((i+1)%2==0 && i!=0)
  27.     cout<<endl;}
  28.  
  29.     else if(ilosc_slow==1)
  30.     return 0;
  31.  
  32.     else
  33.     for(int i=0;i<ilosc_slow-1;i++){
  34.     cout<<slowa[i]<<' ';
  35.     if((i+1)%2==0 && i!=0)
  36.     cout<<endl;}
  37. }
Success #stdin #stdout 0s 5284KB
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https://ideone.com/BwOuTj
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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