public class Tekst1{
  public static void main(String[] argumendid){
    String rida="3+2";
    for(int i=0; i<rida.length(); i++){
      char c=rida.charAt(i);
      if(Character.isDigit(c)){
         int nr=c-'0';
         System.out.println("arv "+c+" arvutuslikult "+nr);
      }
    }
  }
}