Case #1: 18
Case #2: 2.5
Case #3: 5445
Case #4: 3.5
Case #5: 6.5
Case #6: 58.5
Case #7: 483.5
Case #8: 512070178.5
Case #9: 591879804.5
Case #10: 786748034.5
Case #11: 997872980
Case #12: 999983020
Case #13: 999978784.5
Case #14: 999982689
Case #15: 529.5
Case #16: 422843113
Case #17: 454
Case #18: 508430231.5
Case #19: 59482
Case #20: 484048444
Case #21: 42334.5
Case #22: 748885405.5
Case #23: 1.5
Case #24: 463189208