232. 
During a recent campaign for office, a candidate made a tour of a country which we assume lies in a plane. On the first day of the tour he went east, on the second day he went north, on the third day west, on the fourth day south, on the fifth day east, etc. If the candidate went miles on the day of this tour, how many miles was he from his starting point at the end of the day? This problem is copyrighted by the American Mathematics Competitions.

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