/* 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
{
	public static void main (String[] args) throws java.lang.Exception
	{
		final String regex = "^(\\d{1,3},)*(\\d{1,3})(\\.\\d{1,3})?$";
		final String string = "1,478.25\n"
			 + "1,450\n"
			 + "48.10\n"
			 + "145.124.14";
 
		final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
		final Matcher matcher = pattern.matcher(string);
 
		while (matcher.find()) {
		    System.out.println("Full match: " + matcher.group(0));
		}
	}
}

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