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It is Thursday in the Twin Cities of Minneapolis and St. Paul and the sun is shining. Later this afternoon my wife and I will go walking for an hour. Not too many days left before it gets really cold and start to snow.

After doing the last HackerRank challenge which was rated easy I decided to go back to the “Cracking the Coding Interview” book by Gayle Laakmann McDowell and start tackling the hard problems listed in chapter 17 of the book. Continue reading “Add without Plus”