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7 days agoFunny. I went to Walmart a month or so ago and picked up a crown of broccoli, but it didn’t have a tag. The self checkout attendant just estimated the cost (which was slightly cheaper than the actual price) and added a custom entry. It wasn’t a product sold by weight, but still.
I find the triangle problem a bit silly. There’s a clever insight to easily solve it, but the alternative, systematic approach is not exactly high-level knowledge.