import java.util.*;
import java.lang.*;
import java.io.*;
class Ideone
{
public static String f
(String s
){return s.
replaceAll("00",
"0");}
{
String t
= "10000100100000010010000111"; System.
out.
println(t
+" > "+f
(t
)); }
}
aW1wb3J0IGphdmEudXRpbC4qOwppbXBvcnQgamF2YS5sYW5nLio7CmltcG9ydCBqYXZhLmlvLio7CgpjbGFzcyBJZGVvbmUKewoJcHVibGljIHN0YXRpYyBTdHJpbmcgZihTdHJpbmcgcyl7cmV0dXJuIHMucmVwbGFjZUFsbCgiMDAiLCIwIik7fQoJCglwdWJsaWMgc3RhdGljIHZvaWQgbWFpbiAoU3RyaW5nW10gYXJncykgdGhyb3dzIGphdmEubGFuZy5FeGNlcHRpb24KCXsKCQlTdHJpbmcgdCA9ICIxMDAwMDEwMDEwMDAwMDAxMDAxMDAwMDExMSI7CgkJU3lzdGVtLm91dC5wcmludGxuKHQrIiA+ICIrZih0KSk7Cgl9Cn0=