import java.net.*;
import java.io.*;
import java.util.StringTokenizer;

public class htm{
	public static void main(String argumendid[]) throws IOException{
			
		System.out.println("Sisesta URL: ");
		BufferedReader sisse=new BufferedReader(new InputStreamReader(System.in));
			String aadress=sisse.readLine();
				String lause="img ";
				String volinikuaadress="cache.haapsalu.ee";
				String volinikuvarat="3128";
				System.getProperties().put("proxySet", "true");
				System.getProperties().put("proxyHost", volinikuaadress);
				System.getProperties().put("proxyPort", volinikuvarat);
				BufferedReader sisse1=new BufferedReader(new InputStreamReader(new URL(aadress).openStream()));
			   	String kokku="";
					int nr=0;
					String rida=sisse1.readLine();
						while(rida!=null){
							if(rida.indexOf(lause)>=0){
								nr=nr+1;
							}
							rida=sisse1.readLine();
						}
					System.out.println("Sellel HTML-lehel on "+nr+" pilti.");
				sisse1.close();
		sisse.close();
	}
}