#include <stdio.h>



int main()
{
   FILE* fp=fopen("encoding.in","r");
  int noRepCycle=0;
  int lCycle=0;
  char cCycle='\0';
  char c;

  while(1)
    {
      c = fgetc(fp);

      if(c == cCycle)
      {
	if(noRepCycle==1) {
	  //close NoRepition-Cycle;
	  printf("1");
	  noRepCycle=0;
	  }    
	lCycle++;
	if(lCycle == 9)
	{
	  printf("9%c",cCycle);                 //CycleLength/Character
	  lCycle=0;
	  cCycle='\0';
	}
      }

      else if(c != cCycle)
      {
	//Close Cycle with more than one char
	if(lCycle>1)
	  printf("%d%c",lCycle,cCycle);     //CycleLengt/Character

	//Single-Char cycle
	if(lCycle==1)
	  {
	    //Open NoRep-Cycle (1)
	    if(noRepCycle!=1) {
	      printf("1");
	      noRepCycle=1;
	    }	    
	    //Print Escape-Sequence
	    if(cCycle=='1')
	      printf("1");
	    //Print Cycle
	    printf("%c",cCycle);
	  }

	lCycle=1;
	cCycle = c;
      }

      //new Line
      if(c=='\n')
      {
	if(noRepCycle==1)   //Close open noRepCycle
	  printf("1");
	lCycle=0;
	cCycle='\0';
	noRepCycle=0;
	printf("\n");
      }

      if(feof(fp))
	break;
    }
  printf("\n");
  fclose(fp);
  return 0;
}