EX1
import java.util.Scanner;
public class homework1 {
public static void main (String [] args){
	Scanner in = new Scanner (System.in);
	int a = in.nextInt();
	int sum = 0;
	while (a > 0){
		sum++;
		a = a/10;
	}
	System.out.println(sum);
in.close();
}

	}
-------EX2
import java.util.Scanner;
public class homework1 {
public static void main (String [] args){
	Scanner in = new Scanner (System.in);
	int a = in.nextInt();
	int sum = 0;
	while (a > 0){
		if (a%2 == 0)
			sum++;
			a /=10;
	}
	System.out.println(sum);
}

	}
----EX3
import java.util.Scanner;
public class homework1 {
public static void main (String [] args){
	Scanner in = new Scanner (System.in);
	int a = in.nextInt();
	int sum = 0;
	while (a > 0){
		if (a%10 > 3)
		sum++;
		a = a/10;
	}
	System.out.println(sum);
in.close();
}

	}
---EX4
import java.util.Scanner;
public class homework1 {
public static void main (String [] args){
	Scanner in = new Scanner (System.in);
	int a = in.nextInt();
	int even = 0;
	int odd = 0;
	while (a > 0){
		if (a%2 == 0)
		even++;
		else
		odd++;
		a = a/10;
	}
	System.out.println(even + " " + odd);
in.close();
}

	}
---EX5
import java.util.Scanner;
public class homework1 {
public static void main (String [] args){
	Scanner in = new Scanner (System.in);
	int a = in.nextInt();
	int b = in.nextInt();
	int count = 0;
	while (a >= 0){
		count++;
		a -= b;
	}
	System.out.println(count-1);
in.close();
}

	}
---EX6
import java.util.Scanner;
public class homework1 {
public static void main (String [] args){
	Scanner in = new Scanner (System.in);
	int a = in.nextInt();
	int b = in.nextInt();
	while (a > 0){
		a -= b;
	}
	System.out.println(a+b);
in.close();
}

	}
---EX7
import java.util.Scanner;

public class homework1 {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int f = 0, s = 1, t, a = in.nextInt();
		System.out.print(f);
		System.out.print(" ");
		System.out.print(s);
		System.out.print(" ");

		for (int n = 2; n < a; n++) {
			t = f + s;

			System.out.print(t);
			System.out.print(" ");
			f = s;
			s = t;
		}
	}
}
---EX8
import java.util.Scanner;

public class homework1 {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int a = in.nextInt();
		int b = in.nextInt();
		for (int i = Math.min(a, b); i>0; i--){
			if (a%i == 0 && b%i==0){
				System.out.println(i);
				break;
			}
		}
	}
}
---EX10
import java.util.Scanner;

public class homework1 {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int a = in.nextInt();
		int sum = 0;
		for (int i = a; i>0; i--){
			if (a%i==0){
				sum +=i;
			}
		}
		System.out.println(sum);
	}
}
---EX11
import java.util.Scanner;

public class homework1 {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		double a1 = in.nextInt();
		double q = in.nextInt();
		int n = in.nextInt();
		System.out.println(a1);
		while (n>1){
		System.out.println(a1*q);
		a1*=q;
			n--;
		}
	}
}
---EX12
import java.util.Scanner;

public class homework1 {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int a1 = in.nextInt();
		int n = in.nextInt();
		System.out.println(a1);
		while (n>1){
		if (n%2 == 0){
			a1+=2;
			System.out.println(a1 + " ");
		}
			else{
				a1++;
				System.out.println(a1 + " ");
			}
			n--;
		}
	}
}
---EX13
import java.util.Scanner;
public class homework1
{
    public static void main(String[] args)
    {
      Scanner in = new Scanner(System.in);
      long a = 1;
      long n = in.nextInt();
         for (int i = 1 ; i <= n ; i++){
            a = a*i;
	}
         System.out.println(a);
   }
    }
---EX14
import java.util.Scanner;
public class Main
{
    public static void main(String[] args)
    {
      Scanner in = new Scanner(System.in);
      int a = in.nextInt();
      for (int i = 0; i<a;i++){
          System.out.println();
          for (int j = 0; j<a; j++){
              System.out.print("*");
          }
      }