Problem 42323. With apologies to William Blake

Solution 1554029

Submitted on 8 Jun 2018 by cokakola

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Test	Status	Code Input and Output
1	Pass	assert(isequal(symmetry(27),3))
2	Pass	assert(isequal(symmetry(801),0))
3	Pass	assert(isequal(symmetry(900),100))
4	Pass	assert(isequal(symmetry(88887),1))
5	Pass	assert(isequal(symmetry(1234567),65433))
6	Pass	assert(isequal(symmetry(34567890),3432110))
7	Pass	format long g x=ceil(1e9*rand); j=389e9+x assert(isequal(8e11-symmetry(j),j)) j = 389004930955
8	Pass	format long g x=ceil(1e10*rand); j=889e10+x v=symmetry(j); assert(isequal(1e13-v,j)) j = 8890137067782
9	Pass	x=2^40-1; assert(isequal(symmetry(symmetry(symmetry(symmetry(x)))),7775))

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