import java.util.*;
import java.io.*;
import java.util.regex.*;
class Program {
String subject
= "01:aa,bb,02:cc,03:dd,04:ee"; String[] arrayOfPairs
= subject.
split(",(?=\\d{2}:)"); System.
out.
println("\n" + "*** Splits ***"); for (String split
: arrayOfPairs
) System.
out.
println(split
);
} // end main
} // end Program
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