ue46

#include <fstream>
#include <iostream>
#include <string>
using namespace std;

int main ()
{ bool ok=true;
    //ofstream fout("data.out");
 ifstream fin("data.in");
  string text,all,aux;
  unsigned short i,cont1=0,len,L,nr=1,poz;
  cin>>L;
  while (getline(fin,text))
 {
 for (i=0;i<text.size();i++)
 {
  if (text[i]!=32)
     {
         all+=text[i];cont1++;
     }
     else
     {  if (ok)
         i++; ok=false;
         len=0;cont1++;aux=" ";poz=i;
         while (text[i]!=32)
         {
             len++;
             aux+=text[i];
             i++;
         }
         if (len+cont1<=L)
         {   cont1+=len;
             all+=aux;i--;
             }
         else
         {
             all+="\n-------\n";
             nr++;cont1=0;
             i=poz;
         }
     }

 }

 }
 cout<<nr<<endl<<all;

 return 0;
}