/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
String expr
= "AND(A<>B,C>D)?GREEN(E-E)"; expr = expr.replaceAll("\\b([A-E])\\b", "$11");
}
}
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