Test case #1: not a closed surface
Test case #2: closed surface, volume=2
Test case #3: not a closed surface
Test case #4: not a closed surface
Test case #5: closed surface, volume=1
Test case #6: not a closed surface
Test case #7: not a closed surface
Test case #8: closed surface, volume=2
Test case #9: closed surface, volume=3
Test case #10: not a closed surface
Test case #11: not a closed surface
Test case #12: closed surface, volume=3
Test case #13: closed surface, volume=16
Test case #14: not a closed surface
Test case #15: closed surface, volume=25
Test case #16: closed surface, volume=8
Test case #17: closed surface, volume=8
Test case #18: closed surface, volume=4
Test case #19: closed surface, volume=4
Test case #20: not a closed surface
Test case #21: not a closed surface
Test case #22: not a closed surface
Test case #23: closed surface, volume=40
Test case #24: not a closed surface
Test case #25: closed surface, volume=4
Test case #26: closed surface, volume=4
Test case #27: closed surface, volume=4
Test case #28: closed surface, volume=4
Test case #29: closed surface, volume=4
Test case #30: closed surface, volume=4
Test case #31: closed surface, volume=3
Test case #32: not a closed surface
Test case #33: closed surface, volume=2
Test case #34: not a closed surface
Test case #35: not a closed surface
Test case #36: closed surface, volume=1
Test case #37: not a closed surface
Test case #38: not a closed surface
Test case #39: closed surface, volume=2
Test case #40: closed surface, volume=3
Test case #41: not a closed surface
Test case #42: not a closed surface
Test case #43: closed surface, volume=3
Test case #44: closed surface, volume=16
Test case #45: not a closed surface
Test case #46: closed surface, volume=25
Test case #47: closed surface, volume=8
Test case #48: closed surface, volume=8
Test case #49: closed surface, volume=4
Test case #50: closed surface, volume=4
Test case #51: not a closed surface
Test case #52: not a closed surface
Test case #53: not a closed surface
Test case #54: closed surface, volume=40
Test case #55: not a closed surface
Test case #56: closed surface, volume=4
Test case #57: closed surface, volume=4
Test case #58: closed surface, volume=4
Test case #59: closed surface, volume=4
Test case #60: closed surface, volume=4
Test case #61: closed surface, volume=4
Test case #62: closed surface, volume=3
Test case #63: not a closed surface
Test case #64: not a closed surface
Test case #65: closed surface, volume=1
Test case #66: closed surface, volume=1
Test case #67: closed surface, volume=2
Test case #68: not a closed surface
Test case #69: not a closed surface
Test case #70: closed surface, volume=8
Test case #71: not a closed surface
Test case #72: closed surface, volume=49
Test case #73: closed surface, volume=7
Test case #74: not a closed surface