module main;
import std.stdio;
import std.uni : isWhite;
import std.string : strip, empty;
import std.array;
import std.format.read : formattedRead;

void main() {
    ubyte b;
    while(!stdin.eof()) {
        string line = strip(readln());
        if (line.empty) { return; }

        auto pieces = line.split!isWhite;

        foreach (string p; pieces) {
            if (1 == formattedRead(p, "%x", &b)) {
                writef("%02x ", b & 0x7F);
            }
        }
        write("  ");

        foreach (string p; pieces) {
            if (1 == formattedRead(p, "%x", &b)) {
                b = b & 0x7F;
                if (b < 32 || b >= 127) {
                    write(".");
                } else {
                    writef("%s", cast(char)b);
                }
            }
        }

        writeln();
    }
}