Java Find All Substrings Of String

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public class JavaFindAllSubString {

	public static void main(String args[]) {
		String str = "Java";
		System.out.println("All substring of Java are:");
		for (int i = 0; i < str.length(); i++) {
			for (int j = i + 1; j <= str.length(); j++) {
				System.out.println(str.substring(i, j));

			}
		}
	}
}
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