import java.io.FileInputStream;
import java.security.DigestInputStream;
import java.security.MessageDigest;
public class MainClass {
public static void main(String args[]) throws Exception {
MessageDigest m = MessageDigest.getInstance("MD5");
FileInputStream fin = new FileInputStream(args[0]);
DigestInputStream din = new DigestInputStream(fin, m);
while (din.read() != -1)
;
byte s[] = m.digest();
for (int i = 0; i < s.length; i++) {
System.out.print( Integer.toHexString((0x000000ff & s[i]) | 0xffffff00).substring(6));
}
}
}