static int runTestCase(int casenum) {
		switch (casenum) {
		case 0: {
			int[] students = { 10, 15 };
			int Y = 12;
			int J = 5;
			int expected__ = 3;

			return verifyCase(casenum, expected__,
					new TheJediTestDiv2().countSupervisors(students, Y, J));
		}
		case 1: {
			int[] students = { 11, 13, 15 };
			int Y = 9;
			int J = 5;
			int expected__ = 7;

			return verifyCase(casenum, expected__,
					new TheJediTestDiv2().countSupervisors(students, Y, J));
		}
		case 2: {
			int[] students = { 10 };
			int Y = 100;
			int J = 2;
			int expected__ = 0;

			return verifyCase(casenum, expected__,
					new TheJediTestDiv2().countSupervisors(students, Y, J));
		}
		case 3: {
			int[] students = { 0, 0, 0, 0, 0 };
			int Y = 145;
			int J = 21;
			int expected__ = 0;

			return verifyCase(casenum, expected__,
					new TheJediTestDiv2().countSupervisors(students, Y, J));
		}
		case 4: {
			int[] students = { 4, 7, 10, 5, 6, 55, 2 };
			int Y = 20;
			int J = 3;
			int expected__ = 26;

			return verifyCase(casenum, expected__,
					new TheJediTestDiv2().countSupervisors(students, Y, J));
		}

		// custom cases

		/*
		 * case 5: { int[] students = ; int Y = ; int J = ; int expected__ = ;
		 *
		 * return verifyCase(casenum, expected__, new
		 * TheJediTestDiv2().countSupervisors(students, Y, J)); }
		 */
		/*
		 * case 6: { int[] students = ; int Y = ; int J = ; int expected__ = ;
		 *
		 * return verifyCase(casenum, expected__, new
		 * TheJediTestDiv2().countSupervisors(students, Y, J)); }
		 */
		/*
		 * case 7: { int[] students = ; int Y = ; int J = ; int expected__ = ;
		 *
		 * return verifyCase(casenum, expected__, new
		 * TheJediTestDiv2().countSupervisors(students, Y, J)); }
		 */
		default:
			return -1;
		}
	}