static int runTestCase(int casenum__) {
		switch (casenum__) {
		case 0: {
			String[] listA = { "cat", "dog", "pig", "mouse" };
			String[] listB = { "cat", "pig" };
			String[] listC = { "dog", "cat" };
			String expected__ = "8/3/3";

			return verifyCase(casenum__, expected__, new WordCompositionGame().score(listA, listB, listC));
		}
		case 1: {
			String[] listA = { "mouse" };
			String[] listB = { "cat", "pig" };
			String[] listC = { "dog", "cat" };
			String expected__ = "3/5/5";

			return verifyCase(casenum__, expected__, new WordCompositionGame().score(listA, listB, listC));
		}
		case 2: {
			String[] listA = { "dog", "mouse" };
			String[] listB = { "dog", "pig" };
			String[] listC = { "dog", "cat" };
			String expected__ = "4/4/4";

			return verifyCase(casenum__, expected__, new WordCompositionGame().score(listA, listB, listC));
		}
		case 3: {
			String[] listA = { "bcdbb", "aaccd", "dacbc", "bcbda", "cdedc", "bbaaa", "aecae" };
			String[] listB = { "bcdbb", "ddacb", "aaccd", "adcab", "edbee", "aecae", "bcbda" };
			String[] listC = { "dcaab", "aadbe", "bbaaa", "ebeec", "eaecb", "bcbba", "aecae", "adcab", "bcbda" };
			String expected__ = "14/14/21";

			return verifyCase(casenum__, expected__, new WordCompositionGame().score(listA, listB, listC));
		}

		// custom cases

		/*
		 * case 4: {
		 * String[] listA = ;
		 * String[] listB = ;
		 * String[] listC = ;
		 * String expected__ = ;
		 *
		 * return verifyCase(casenum__, expected__, new
		 * WordCompositionGame().score(listA, listB, listC));
		 * }
		 */
		/*
		 * case 5: {
		 * String[] listA = ;
		 * String[] listB = ;
		 * String[] listC = ;
		 * String expected__ = ;
		 *
		 * return verifyCase(casenum__, expected__, new
		 * WordCompositionGame().score(listA, listB, listC));
		 * }
		 */
		/*
		 * case 6: {
		 * String[] listA = ;
		 * String[] listB = ;
		 * String[] listC = ;
		 * String expected__ = ;
		 *
		 * return verifyCase(casenum__, expected__, new
		 * WordCompositionGame().score(listA, listB, listC));
		 * }
		 */
		default:
			return -1;
		}
	}