static int runTestCase(int casenum__) {
		switch(casenum__) {
		case 0: {
			int[] attributes          = {1,2,3};
			int expected__            = 3;

			return verifyCase(casenum__, expected__, new SlimeXSlimeRancher2().train(attributes));
		}
		case 1: {
			int[] attributes          = {5,5};
			int expected__            = 0;

			return verifyCase(casenum__, expected__, new SlimeXSlimeRancher2().train(attributes));
		}
		case 2: {
			int[] attributes          = {900,500,100};
			int expected__            = 1200;

			return verifyCase(casenum__, expected__, new SlimeXSlimeRancher2().train(attributes));
		}

		// custom cases

/*      case 3: {
			int[] attributes          = ;
			int expected__            = ;

			return verifyCase(casenum__, expected__, new SlimeXSlimeRancher2().train(attributes));
		}*/
/*      case 4: {
			int[] attributes          = ;
			int expected__            = ;

			return verifyCase(casenum__, expected__, new SlimeXSlimeRancher2().train(attributes));
		}*/
/*      case 5: {
			int[] attributes          = ;
			int expected__            = ;

			return verifyCase(casenum__, expected__, new SlimeXSlimeRancher2().train(attributes));
		}*/
		default:
			return -1;
		}
	}