CaesarCipher.java

import java.io.*;
import java.util.*;
public class CaesarCipher
{
   public static StringBuffer encrypt(String text, int s)
    {
        StringBuffer result= new StringBuffer();
 
        for (int i=0; i<text.length(); i++)
        {
            if (Character.isUpperCase(text.charAt(i)))
            {
                char ch = (char)(((int)text.charAt(i) + s - 65) % 26 + 65);
                result.append(ch);
            }
            else
            {
                char ch = (char)(((int)text.charAt(i) + s - 97) % 26 + 97);
                result.append(ch);
            }
        }
        return result;
    }
 
    public static void main(String[] args)
    {
        String text = "AARUSHINAIR";
        int s = 4;
        System.out.println("Text  : " + text);
        System.out.println("Shift : " + s);
        System.out.println("Cipher: " + encrypt(text, s));
    }
}








/*
👋 Hi, I’m @aarushinair - Aarushi Nair (she/her/ella)
👀 I’m a Computer Science Engineering Student
💞️ I’m looking to collaborate on #java, #python, #R, #applicationdevelopment
🌱 #GirlsWhoCode #WomenInTech #WomenInIT #WomenInSTEM #CyberSecurity #QuantumComputing #BlockChain #AI #ML
📫 How to reach me: https://www.linkedin.com/in/aarushinair/
👩‍🏫 YouTube Channel - Code with Aarushi : https://www.youtube.com/channel/UCKj5T1ELHCmkGKujkpqtl7Q
🙋‍ Follow me on Twitter: https://twitter.com/aarushinair_
*/