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#include <stdio.h>

int main ()
{
  int vel;
  printf ("Unesi velicinu:\n");
  scanf ("%d", &vel);

  int niz[vel];
  int i = 0;

  for (int i = 0; i < vel; i++)
    {
      printf ("\nUnesi %d. broj\n", i + 1);
      scanf ("%d", &niz[i]);
    }

  int rezVel = 0;
  int rez[100];
  int b = 0;
  for (i = 0; i < vel; i++)
    {
        int pomocniNiz[100];
        int pomocnaVel = 0;

        b = niz[i];

        if(b == 0){
         rez[rezVel++] = 0;
         continue;
        }

        while(b){
            int c = b%10;

            pomocniNiz[pomocnaVel] = c;
            b/=10;
            pomocnaVel ++;
        }

        int k;
        for( k = pomocnaVel - 1; k>=0; k--){
            rez[rezVel] = pomocniNiz[k];
            rezVel ++;
        }
    }

  int rezultujuci[1000];

  int fVel = 0;

  int ponavljanja = 1;

  for(i=0; i<rezVel; i++)
  {
     if(i == 0){
       rezultujuci[fVel++] = rez[i];
        continue;
     }
     if(rez[i] == rez[i-1]){
        ponavljanja ++;
     }
     else{
        rezultujuci[fVel++] = ponavljanja;
        rezultujuci[fVel++] = rez[i];
        ponavljanja = 1;
     }

     if(i==rezVel - 1)
      rezultujuci[fVel]=ponavljanja;
  }


  fVel ++ ;
  for(i = 0; i< fVel; i++){
      printf("%d ", rezultujuci[i]);
  }
  return 0;
}