@SuppressWarnings("static-access")
public static void main(String[] args) {
TextIO reader = new TextIO();
reader.readFile("encodedFile.in");
int numOfLines = reader.getInt();
String string = "";
String finish = "";
// System.out.println(numOfLines);
// char c = 'A';
// int b = (int) c;
// System.out.println(b + " casting");
while (numOfLines != -1) {
numOfLines--;
string = reader.getlnString();
for (int i = 0; i < string.length(); i++) {
char cahar = string.charAt(i);
// System.out.println(cahar);
int intcar = (int) cahar;
int correctint = intcar - 1;
char correctchar = (char) correctint;
// System.out.println(correctchar);
finish += correctchar;
}
}
// System.out.println(string);
System.out.println(finish);
}
