/* 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
{
{
String str
= "this is#test_ :"; Pattern ptrn = Pattern.compile("(?<!\\p{Alnum})test(?!\\p{Alnum})");
Matcher matcher = ptrn.matcher(str);
while (matcher.find()) {
System.
out.
println(matcher.
start()); }
}
}
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