class HelloWorld {
    public static void main(String[] args) {
        String stringArray[] = new String[]{"a\"b#$c/", "d234e=>?f"};
        String charsToBeReplaced = "[!\"#$%&'()*+,-.\\/0123456789:;<=>?@]"; //your ASCII 33 to 64 characters... notice that only forward slash is escaped here
 
        for (int i=0; i<stringArray.length; i++){
            stringArray[i] = stringArray[i].replaceAll(charsToBeReplaced, "");
            System.out.println(stringArray[i]);
        }
    }
}

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