Case 1: 1.8000 1 Case 2: 0.28571 3 Case 3: 9.0000 1 Case 4: 4.0000 1 Case 5: 512.00 1 Case 6: 0.015238 2 Case 7: 0.0060000 1 Case 8: 2.0585 1953125 Case 9: 1000000000 1 Case 10: 0.0000000010000 1 Case 11: 0.26786 124 Case 12: 0.0039063 1 Case 13: 295250 1 Case 14: 1.0000 171 Case 15: 1.0000 245411 Case 16: 0.083333 1 Case 17: 0.0027277 1 Case 18: 0.0015651 1 Case 19: 0.011197 1 Case 20: 0.00076209 1 Case 21: 0.00063131 1 Case 22: 0.00055482 1 Case 23: 0.0025529 1 Case 24: 0.00077463 1 Case 25: 0.00039063 1 Case 26: 0.019200 1 Case 27: 0.000093641 1 Case 28: 0.00010281 1 Case 29: 0.000019419 1 Case 30: 0.0059042 1