import java.io.*;
public class Server {
public static void main(String args[])throws Exception
{
String str = "aj;ksaKLUDhf";
StringBuffer sb = new StringBuffer();
for(int i = 0; i <str.length(); i++){
if(str.charAt(i)>='a' && str.charAt(i)<='z')
sb.append((char)(str.charAt(i)-32));
else if(str.charAt(i)>='A' && str.charAt(i)<='Z')
sb.append((char)(str.charAt(i)+32));
else
sb.append(str.charAt(i));
}
str = new String(sb);
System.out.println(str);
}
} |
