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State pre-condition and post-condition. Then find a loop invariant and variant that can be used to prove correctness. Thanks! 1 def lcm(a,b): while x-y: 2l

image text in transcribed State pre-condition and post-condition. Then find a loop invariant and variant that can be used to prove correctness. Thanks!

1 def lcm(a,b): while x-y: 2l else: 7 8 9 return x

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