import java.util.ArrayList;
import java.util.List;
public class Test {
private static List<String> list = new ArrayList<>();
public static void main(String[] args){
String data = "123456789";
char[] c = data.toCharArray();
for(char i : c){
String s = String.valueOf(i);
list.add(s);
}
System.out.println(list);
}
}
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