static int runTestCase(int casenum__) {
		switch (casenum__) {
		case 0: {
			int[] A = { 5, 7, 2 };
			String expected__ = "POSITIVE";

			return verifyCase(casenum__, expected__,
					new EasyHomework().determineSign(A));
		}
		case 1: {
			int[] A = { -5, 7, 2 };
			String expected__ = "NEGATIVE";

			return verifyCase(casenum__, expected__,
					new EasyHomework().determineSign(A));
		}
		case 2: {
			int[] A = { 5, 7, 2, 0 };
			String expected__ = "ZERO";

			return verifyCase(casenum__, expected__,
					new EasyHomework().determineSign(A));
		}
		case 3: {
			int[] A = { 3, -14, 159, -26 };
			String expected__ = "POSITIVE";

			return verifyCase(casenum__, expected__,
					new EasyHomework().determineSign(A));
		}
		case 4: {
			int[] A = { -1000000000 };
			String expected__ = "NEGATIVE";

			return verifyCase(casenum__, expected__,
					new EasyHomework().determineSign(A));
		}
		case 5: {
			int[] A = { 123, -456, 789, -101112, 131415, 161718, 192021,
					222324, 252627, 282930, 313233, 343536, 373839, 404142,
					434445, 464748, 495051, 525354, 555657 };
			String expected__ = "POSITIVE";

			return verifyCase(casenum__, expected__,
					new EasyHomework().determineSign(A));
		}

		// custom cases

		/*
		 * case 6: { int[] A = ; String expected__ = ;
		 *
		 * return verifyCase(casenum__, expected__, new
		 * EasyHomework().determineSign(A)); }
		 */
		/*
		 * case 7: { int[] A = ; String expected__ = ;
		 *
		 * return verifyCase(casenum__, expected__, new
		 * EasyHomework().determineSign(A)); }
		 */
		/*
		 * case 8: { int[] A = ; String expected__ = ;
		 *
		 * return verifyCase(casenum__, expected__, new
		 * EasyHomework().determineSign(A)); }
		 */
		default:
			return -1;
		}
	}