import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Main {
public static CharSequence removeLineTerminators(CharSequence inputStr) {
String patternStr = "(?m)$^|[\\r\\n]+\\z";
String replaceStr = " ";
Pattern pattern = Pattern.compile(patternStr);
Matcher matcher = pattern.matcher(inputStr);
return matcher.replaceAll(replaceStr);
}
}