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public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
String s = scan.nextLine();
s = s.trim();
String[] wrd = s.split("[^A-Za-z]+");
StringBuilder output = new StringBuilder();
int count=0;
for (String word : wrd) {
if (!word.isEmpty()) {
count++;
output.append(word).append("\n");
}
}
System.out.println(count);
System.out.print(output.toString());
scan.close();
}
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Java String Tokens
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import java.io.; import java.util.;
public class Solution {
}