public class Sentence {
	public static void main(String[] args) {



		String sentence = "I love Desi ";
		String reverse = "";
		char[] characters = sentence.toCharArray();
		char space =' ';
		int size = 1;
		for(char c : characters) {
			if(c == ' ') {
				size++;
			}
		}
		System.out.println(size);
	    String[] array=new String[size];
	    for(String t:array) {
	    	System.out.println(t);

	    }
	}
}