/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
private static boolean looksLikeIpV4
(String ipAddress
) { Pattern V4_PATTERN = Pattern.compile("\\d+(\\.\\d+){3}");
Matcher matcher = V4_PATTERN.matcher(ipAddress);
return matcher.matches();
}
{
System.
out.
println(looksLikeIpV4
(temp
)); }
}
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