[hardwired]

Code:

        String s = //"The quick fox jumped over a lazy dog";
                   "The Java language provides special support for the string " +
                   "concatenation operator ( + ), and for conversion of other " +
                   "objects to strings. String concatenation is implemented " +
                   "through the StringBuilder(or StringBuffer) class and its " +
                   "append method. String conversions are implemented through " +
                   "the method toString, defined by Object and inherited by " +
                   "all classes in Java.";
        int charLimit = 13;
        System.out.println("          111");
        System.out.println("0123456789012");
        System.out.println("-------------");
        char[] chars = s.toCharArray();
        boolean endOfString = false;
        int start = 0;
        int end = start;
        while(start < chars.length-1) {
            int charCount = 0;
            int lastSpace = 0;
            while(charCount < charLimit) {
                if(chars[charCount+start] == ' ') {
                    lastSpace = charCount;
                }
                charCount++;
                if(charCount+start == s.length()) {
                    endOfString = true;
                    break;
                }
            } 
            end = endOfString ? s.length()
                              : (lastSpace > 0) ? lastSpace+start : charCount+start;
            System.out.println(s.substring(start, end));
            start = end+1;
        }