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Can't be a dollar

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You are given n > 0 of each of the standard denomination US coins: 1¢, 5¢, 10¢, 25¢, 50¢, $1. What is the smallest n such that it is impossible to select n coins that make exactly a dollar?

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3 answers to this question

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Posted · Report post

This has already been posted and solved here

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Posted · Report post

Thanks! I honestly did use the search engine prior to posting.

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Posted · Report post

BMAD, you're giving us a nice selection of new puzzles.

Not to worry if there is a duplicate.

Full disclosure, I have reposted my own problems, on at least two occasions. :wacko:

a) bad memory

b) I loved the problem

c) search words were not well chosen

d) all of the above.

Answer: d.

kman, good catch, and I will close this topic.

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