static int runTestCase(int casenum__) {
		switch (casenum__) {
		case 0: {
			int[] preference1 = { 1, 2, 3, 4 };
			int[] preference2 = { 1, 2, 3, 4 };
			String expected__ = "1212";

			return verifyCase(casenum__, expected__, new TeamsSelection().simulate(preference1, preference2));
		}
		case 1: {
			int[] preference1 = { 3, 2, 1 };
			int[] preference2 = { 1, 3, 2 };
			String expected__ = "211";

			return verifyCase(casenum__, expected__, new TeamsSelection().simulate(preference1, preference2));
		}
		case 2: {
			int[] preference1 = { 6, 1, 5, 2, 3, 4 };
			int[] preference2 = { 1, 6, 3, 4, 5, 2 };
			String expected__ = "212211";

			return verifyCase(casenum__, expected__, new TeamsSelection().simulate(preference1, preference2));
		}
		case 3: {
			int[] preference1 = { 8, 7, 1, 2, 4, 5, 6, 3, 9 };
			int[] preference2 = { 7, 2, 4, 8, 1, 5, 9, 6, 3 };
			String expected__ = "121121212";

			return verifyCase(casenum__, expected__, new TeamsSelection().simulate(preference1, preference2));
		}

		// custom cases

		/*
		 * case 4: {
		 * int[] preference1 = ;
		 * int[] preference2 = ;
		 * String expected__ = ;
		 * 
		 * return verifyCase(casenum__, expected__, new
		 * TeamsSelection().simulate(preference1, preference2));
		 * }
		 */
		/*
		 * case 5: {
		 * int[] preference1 = ;
		 * int[] preference2 = ;
		 * String expected__ = ;
		 * 
		 * return verifyCase(casenum__, expected__, new
		 * TeamsSelection().simulate(preference1, preference2));
		 * }
		 */
		/*
		 * case 6: {
		 * int[] preference1 = ;
		 * int[] preference2 = ;
		 * String expected__ = ;
		 * 
		 * return verifyCase(casenum__, expected__, new
		 * TeamsSelection().simulate(preference1, preference2));
		 * }
		 */
		default:
			return -1;
		}
	}