到底这是ready没有呢?# Parenting - 为人父母
v*n
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find all the positive numbers a smaller than N, such that
a=b^3+c^3=d^3+e^3.
It means that a should be the sum of the cube of two different pairs
another: given an iterator, with only next() and hasNext(), create a stack
with method pop() and peek()
a=b^3+c^3=d^3+e^3.
It means that a should be the sum of the cube of two different pairs
another: given an iterator, with only next() and hasNext(), create a stack
with method pop() and peek()