import java.io.IOException;
import java.io.DataInputStream;
import java.io.DataOutputStream;
public class Main{
public static void main(String[] args) throws IOException {
DataInputStream in = new DataInputStream(System.in);
DataOutputStream out = new DataOutputStream(System.out);
int h = 0;
while ((h = in.read()) != -1) {
out.write((Character.isSpace((char) h) ?
h : (h - 7)));
}
}
}
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