private String plusNumber(String numString) {
int plus = 1;
String str = "";
int num = Integer.parseInt(numString);
for (int i = 0; i < numString.length(); i++) {
if (numString.substring(numString.length() - 1 - i, numString.length() - i).equals("9")) {
num = (int) (num - ((Math.pow(10, i)) * 9));
} else {
num = (int) (num + ((Math.pow(10, i)) * plus));
}
}
str = String.valueOf(num);
poolString.setnElemP(String.valueOf(plus));
return str;
}
