package zpliku;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.PrintStream;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) throws FileNotFoundException {
		zapisz();
		parzyste();
		tylesamo();
		czesctrzecia();
		cztery();
	}
	public static void parzyste() {
		int count=0;

		 try {
			 File file = new File("plik.txt");
			 Scanner input = new Scanner(file);

	            while (input.hasNextLine()) {
	                String line = input.nextLine();
	                //System.out.println(line);
	                if(line.length()%2==0) count++;

	            }
	            System.out.println("Napisow o parzystej dlugosci jest: " + count);
	            input.close();

	        } catch (Exception ex) {
	            ex.printStackTrace();
	        }
	    }
	public static void tylesamo(){

	int c = 0;
    int t=0;
    int j=0;
	 try {
		 File file = new File("plik.txt");
		 Scanner input = new Scanner(file);

          while (input.hasNextLine()) {
              String line = input.nextLine();
              //System.out.println(line);
              for(int i=0; i<line.length(); i++){
              	if (line.charAt(i) == '0') c++;
              	if (line.charAt(i) == '1') j++;

              }
              if(c==j) t++;
              c=0; j=0;
          }

          System.out.println("Tyle samo zer i jedynek jest: "+ t);

          input.close();

      } catch (Exception ex) {
          ex.printStackTrace();
      }
  }
	public static void czesctrzecia(){
		int jedynki=0;
		int zera=0;
		int onlyzero=0;
		int onlyone=0;
		try {
			File file = new File("plik.txt");
			Scanner input = new Scanner(file);

	          while (input.hasNextLine()) {
	              String line = input.nextLine();
	            for (int i=0; i<line.length(); i++){
                    if(line.charAt(i) == '0') zera++;
                    if(line.charAt(i) == '1') jedynki++;
	            }
                if(zera == line.length()) onlyzero++;
                if(jedynki == line.length()) onlyone++;
     	       zera=0; jedynki=0;
	               }

	          System.out.println("Zer jest: " + onlyzero);
	          System.out.println("Jedynek jest: "+onlyone);

	          input.close();

	      } catch (Exception ex) {
	          ex.printStackTrace();
	      }
	}
	public static void cztery(){
        int[] tablica=new int[15];
		try {
			File file = new File("plik.txt");
			Scanner input = new Scanner(file);

	          while (input.hasNextLine()) {
	              String line = input.nextLine();
	              tablica[line.length() - 2]++;
	               }
	         int j=2;
              for (int i=0; i<tablica.length; i++){
	          System.out.println(j+" znaki: " + tablica[i]);
              j++; }

	          input.close();

	      } catch (Exception ex) {
	          ex.printStackTrace();
	      }
	}
	public static void zapisz() throws FileNotFoundException {

		File file = new File("rozw.txt");
		FileOutputStream fos = new FileOutputStream(file);
		PrintStream ps = new PrintStream(fos);
		System.setOut(ps);
	}
}