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public static String padRight(String s, int n) {
     return String.format("%-" + n + "s", s);  
}

public static String padLeft(String s, int n) {
    return String.format("%" + n + "s", s);  
}

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import java.security.*

var keys = KeyPairGenerator.getInstance("EC").generateKeyPair();
var blankSignature = new byte[64]; // zero bytes
var sig = Signature.getInstance("SHA256WithECDSAInP1363Format");
sig.initVerify(keys.getPublic());
sig.update("Hello, World".getBytes()); // anything
sig.verify(blankSignature); // true

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import java.util.InputMismatchException;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        try {
            System.out.println("How many characters will be in the password? (1-256):");
            short length = scanner.nextShort();
            if (length > 256) {
                System.out.println("Password can't be longer than 256 characters!");
            } else if (length < 1) {
                System.out.println("Password can't be less than 1 character long!");
            } else {
                System.out.println("How many passwords will be generated? (1-32)");
                byte amount = scanner.nextByte();
                if (amount > 32) {
                    System.out.println("You can't generate more than 32 passwords!");
                } else if (amount < 1) {
                    System.out.println("You can't generate less than 1 password!");
                } else {
                    for (byte i = 0; i < amount; i++) {
                        System.out.println("\n" + PasswordGenerator.generate(length));
                    }
                }
            }
        } catch (InputMismatchException e) {
            System.out.println("Input error!");
        }
    }
}

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private void calculateOverallTime() {
    if (overallTimeTimer.isTimeOut()) {
        if (overallTime[0] <= 58) {
            overallTime[0] += 1;
        }
        else {
            overallTime[0] = 0;
            if (overallTime[1] <= 58) {
                overallTime[1] += 1;
            }
            else {
                overallTime[1] = 0;
                overallTime[2] += 1;
            }
        }
    }
}

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package com.company;
import java.util.Scanner;

public class Main {
    public static void main (String [] args) {
         Scanner num = new Scanner(System.in);
         int first;
         System.out.print("Enter first num: ");
         first = num.nextInt();

         if (first==10)
              System.out.print("Num is 10");
}
}

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public static final String EMPTY = "";

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public class Spot {
    private Piece piece;
    private int x;
    private int y;
  
    public Spot(int x, int y, Piece piece)
    {
        this.setPiece(piece);
        this.setX(x);
        this.setY(y);
    }
  

    public Piece getPiece() // метод возвращает объект фигуру
    {
        return this.piece;
    }
  
    public void setPiece(Piece p)
    {
        this.piece = p;
    }
  
    public int getX()
    {
        return this.x;
    }
  
    public void setX(int x)
    {
        this.x = x;
    }
  
    public int getY()
    {
        return this.y;
    }
  
    public void setY(int y)
    {
        this.y = y;
    }
}

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import org.springframework.core.Ordered;
   import org.springframework.core.annotation.Order;
   import org.springframework.web.bind.WebDataBinder;
   import org.springframework.web.bind.annotation.ControllerAdvice;
   import org.springframework.web.bind.annotation.InitBinder;

   @ControllerAdvice
   @Order(10000)
   public class BinderControllerAdvice {
      @InitBinder
      public void setAllowedFields(WebDataBinder dataBinder) {

          String[] denylist = new String[]{"class.", "Class.", ".class.", ".Class."};

          dataBinder.setDisallowedFields(denylist);
      }
   }

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boolean isEven(int number) {
    while (number > 2) {
        number = number - 2;
    }
    if (number == 2) {
        return true;
    } else {
        return false;
    }
}

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