#include<stdio.h>
#include<stdlib.h>


#define File_length 100000
#define Range 5000

int counts[20];

main(){
  int i;
  long np;

  for(i=0; i<20; i++) counts[i]=0;

  for(i=0; i<File_length; i++){
    scanf("%d", &np);
    counts[np/Range] ++;
  }

  for(i=0; i<20; i++)
    printf("count for %d to %d is %d\n", i*Range, (i+1)*Range, counts[i]);
  
}