/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
Pattern pattern = Pattern.compile("(?<amount>\\d*\\.?\\d+)\\s*(?<unit>[a-zA-Z]+)$");
Matcher matcher = pattern.matcher(s);
if (matcher.find()){
System.
out.
println(matcher.
group(0)); }
}
}
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