019f8fd211
git-subtree-dir: users/wpcarro git-subtree-mainline:464bbcb15cgit-subtree-split:24f5a642afChange-Id: I6105b3762b79126b3488359c95978cadb3efa789
119 lines
1.6 KiB
Python
119 lines
1.6 KiB
Python
from math import floor
|
|
|
|
xs = [
|
|
102473,
|
|
84495,
|
|
98490,
|
|
68860,
|
|
62204,
|
|
72810,
|
|
65185,
|
|
145951,
|
|
77892,
|
|
108861,
|
|
70764,
|
|
67286,
|
|
74002,
|
|
80773,
|
|
52442,
|
|
131505,
|
|
107162,
|
|
126993,
|
|
59784,
|
|
64231,
|
|
91564,
|
|
68585,
|
|
98735,
|
|
69020,
|
|
77332,
|
|
60445,
|
|
65826,
|
|
111506,
|
|
95431,
|
|
146687,
|
|
135119,
|
|
86804,
|
|
95915,
|
|
85434,
|
|
111303,
|
|
148127,
|
|
132921,
|
|
136213,
|
|
89004,
|
|
143137,
|
|
144853,
|
|
143017,
|
|
104386,
|
|
100612,
|
|
54760,
|
|
63813,
|
|
144191,
|
|
84481,
|
|
69718,
|
|
84936,
|
|
98621,
|
|
124993,
|
|
92736,
|
|
60369,
|
|
137284,
|
|
101902,
|
|
112726,
|
|
51784,
|
|
126496,
|
|
85005,
|
|
101661,
|
|
137278,
|
|
136637,
|
|
90340,
|
|
100209,
|
|
53683,
|
|
50222,
|
|
132060,
|
|
98797,
|
|
139054,
|
|
135638,
|
|
100632,
|
|
137849,
|
|
125333,
|
|
103981,
|
|
76954,
|
|
134352,
|
|
74229,
|
|
93402,
|
|
62552,
|
|
50286,
|
|
57066,
|
|
98439,
|
|
120708,
|
|
117827,
|
|
107884,
|
|
72837,
|
|
148663,
|
|
125645,
|
|
61460,
|
|
120555,
|
|
142473,
|
|
106668,
|
|
58612,
|
|
58576,
|
|
143366,
|
|
90058,
|
|
121087,
|
|
89546,
|
|
126161,
|
|
]
|
|
|
|
|
|
def fuel_for_mass(x):
|
|
"""Return the amount of fuel (in mass) required for a mass of X. The total
|
|
amount of fuel includes the amount of fuel required for the fuel itself,
|
|
since fuel also has a mass weights."""
|
|
mass_fuel = floor(x / 3) - 2
|
|
if mass_fuel < 0:
|
|
return 0
|
|
else:
|
|
fuel_fuel = fuel_for_mass(mass_fuel)
|
|
return mass_fuel + fuel_fuel
|
|
|
|
|
|
print(sum(fuel_for_mass(x) for x in xs))
|