import java.util.*;
import java.util.regex.*;
class rTest {
public static void main
(String[] args
) {
String s
= "[A][B2][1,1][ABC]"; Pattern p = Pattern.compile("\\[([^]]*)]");
Matcher m = p.matcher(s);
while (m.find()) {
System.
out.
println(m.
group(1)); }
}
}
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