# Solution to the Diophantine equation
# a**3+b**3+c**3 = k, a,b,c and k are integers, k=1...100
# Tough ones: k=33 and k=42
# Andrew Booker, University of Bristol, and Andrew Sutherland, MIT
# Solution found 6.9.2019
# using Charity Engine, about 500 000 home PC network

a=-80538738812075974
b=80435758145817515
c=12602123297335631
print(a**3+b**3+c**3)