import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main {
public static void main(String[] args) throws IOException {
InputStreamReader isr = new InputStreamReader(System.in);
BufferedReader br = new BufferedReader(isr);
StringBuilder sb = new StringBuilder();
String m = "";
while ((m = br.readLine()) != null) {
while (!m.endsWith("#")) {
m += br.readLine();
}
int mod=0;
for (int i = 0; i < m.length()-1; i++) {
Character temp = m.charAt(i);
mod = (mod*2 + Integer.parseInt(temp.toString())) % 131071;
}
if (mod==0) {
sb.append("YES").append("\n");
} else {
sb.append("NO").append("\n");
}
}
System.out.print(sb);
}
}
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