FoxAndWord.java

public class FoxAndWord
{
	public int howManyPairs(String[] words)
	{
		int count = 0;
		for (int i = 0; i < words.length; i++) {
			for (int j = i + 1; j < words.length; j++) {
				if (check(words[i], words[j])) {
					count++;
				}
			}
		}
		return count;
	}

	private boolean check(String s, String s2) {
		for (int i = 1; i < s.length(); i++) {
			if (s2.equals(s.substring(i) + s.substring(0, i))) {
				return true;
			}
		}
		return false;
	}

	// BEGIN KAWIGIEDIT TESTING
	// Generated by KawigiEdit-pf 2.3.0
	private static boolean KawigiEdit_RunTest(int testNum, String[] p0, boolean hasAnswer, int p1) {
		System.out.print("Test " + testNum + ": [" + "{");
		for (int i = 0; p0.length > i; ++i) {
			if (i > 0) {
				System.out.print(",");
			}
			System.out.print("\"" + p0[i] + "\"");
		}
		System.out.print("}");
		System.out.println("]");
		FoxAndWord obj;
		int answer;
		obj = new FoxAndWord();
		long startTime = System.currentTimeMillis();
		answer = obj.howManyPairs(p0);
		long endTime = System.currentTimeMillis();
		boolean res;
		res = true;
		System.out.println("Time: " + (endTime - startTime) / 1000.0 + " seconds");
		if (hasAnswer) {
			res = answer == p1;
		}
		if (!res) {
			System.out.println("DOESN'T MATCH!!!!");
			if (hasAnswer) {
				System.out.println("Desired answer:");
				System.out.println("\t" + p1);
			}
			System.out.println("Your answer:");
			System.out.println("\t" + answer);
		} else if ((endTime - startTime) / 1000.0 >= 2) {
			System.out.println("FAIL the timeout");
			res = false;
		} else if (hasAnswer) {
			System.out.println("Match :-)");
		} else {
			System.out.println("OK, but is it right?");
		}
		System.out.println("");
		return res;
	}

	public static void main(String[] args) {
		boolean all_right;
		boolean disabled;
		boolean tests_disabled;
		all_right = true;
		tests_disabled = false;

		String[] p0;
		int p1;

		// ----- test 0 -----
		disabled = false;
		p0 = new String[] { "tokyo", "kyoto" };
		p1 = 1;
		all_right = (disabled || KawigiEdit_RunTest(0, p0, true, p1)) && all_right;
		tests_disabled = tests_disabled || disabled;
		// ------------------

		// ----- test 1 -----
		disabled = false;
		p0 = new String[] { "aaaaa", "bbbbb" };
		p1 = 0;
		all_right = (disabled || KawigiEdit_RunTest(1, p0, true, p1)) && all_right;
		tests_disabled = tests_disabled || disabled;
		// ------------------

		// ----- test 2 -----
		disabled = false;
		p0 = new String[] { "ababab", "bababa", "aaabbb" };
		p1 = 1;
		all_right = (disabled || KawigiEdit_RunTest(2, p0, true, p1)) && all_right;
		tests_disabled = tests_disabled || disabled;
		// ------------------

		// ----- test 3 -----
		disabled = false;
		p0 = new String[] { "eel", "ele", "lee" };
		p1 = 3;
		all_right = (disabled || KawigiEdit_RunTest(3, p0, true, p1)) && all_right;
		tests_disabled = tests_disabled || disabled;
		// ------------------

		// ----- test 4 -----
		disabled = false;
		p0 = new String[] { "aaa", "aab", "aba", "abb", "baa", "bab", "bba", "bbb" };
		p1 = 6;
		all_right = (disabled || KawigiEdit_RunTest(4, p0, true, p1)) && all_right;
		tests_disabled = tests_disabled || disabled;
		// ------------------

		// ----- test 5 -----
		disabled = false;
		p0 = new String[] { "top", "coder" };
		p1 = 0;
		all_right = (disabled || KawigiEdit_RunTest(5, p0, true, p1)) && all_right;
		tests_disabled = tests_disabled || disabled;
		// ------------------

		if (all_right) {
			if (tests_disabled) {
				System.out.println("You're a stud (but some test cases were disabled)!");
			} else {
				System.out.println("You're a stud (at least on given cases)!");
			}
		} else {
			System.out.println("Some of the test cases had errors.");
		}
	}
	// END KAWIGIEDIT TESTING
}

// Powered by KawigiEdit-pf 2.3.0!