class Ideone {
public static void main
(String[] args
) { String s
= "acd1234567890xyz"; s = s.replaceAll("[0-9]", "0");
}
}
Y2xhc3MgSWRlb25lIHsKCXB1YmxpYyBzdGF0aWMgdm9pZCBtYWluIChTdHJpbmdbXSBhcmdzKQl7CgkJU3RyaW5nIHMgPSAiYWNkMTIzNDU2Nzg5MHh5eiI7CgkJcyA9IHMucmVwbGFjZUFsbCgiWzAtOV0iLCAiMCIpOwoJCVN5c3RlbS5vdXQucHJpbnRsbihzKTsKCX0KfQ==