#include <iostream>
#include <iomanip>
using namespace std;

int main() {

  int count[11];

  // make sure to initialize all entries
  for (int i=0; i<=10; i++)
    count[i] = 0;


  // read the data from the user until invalid entry reached
  int score;
  cout << "Please enter a series of scores, each of which should be between 0 and 10." << endl;
  cout << "Values out of range will be ignored;  End of data should be signified with cntr-D" << endl;
  while (cin >> score) {
    if (score>=0 && score<=10) 
      count[score]++;
    else
      cout << "---- " << score << " ignored ----" << endl;
  }


  // generate the histogram
  for (int i=0; i<11; i++) {
    cout << setw(2) << i << " : ";		// print lefthand label
    for (int stars=0; stars<count[i]; stars++)  // print stars
      cout << "*";
    cout << endl;                               // print newline
  }

}