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by kaban
Fri Jan 10, 2014 3:52 am
Forum: Volume 1 (100-199)
Topic: 166 - Making Change
Replies: 31
Views: 6378

explain 166 dp problem - what is asked

Thus if we need to pay 55c, and we do not hold a 50c coin, we could pay this as 2*20c + 10c + 5c to make a total of 4 coins. If we tender $1 we will receive 45c in change which also involves 4 coins, but if we tender $1.05 ($1 + 5c), we get 50c change and the total number of coins that changes hand...

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