//You have been given a String S
//consisting of uppercase and lowercase English alphabets.
//You need to change the case of each alphabet in this String.
//That is, all the uppercase letters should be converted to lowercase and all the lowercase letters should be converted to uppercase.
//You need to then print the resultant String to output.
import java.util.*;
class ToggleString {
public static void main(String args[] ) throws Exception {
//Scanner
Scanner s = new Scanner(System.in);
String a = s.nextLine();
for(int i=0;i