problem0273

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273. Integer to English Words

题目

Convert a non-negative integer to its english words representation. Given input is guaranteed to be less than 2^31 - 1.

For example,

123 -> "One Hundred Twenty Three"
12345 -> "Twelve Thousand Three Hundred Forty Five"
1234567 -> "One Million Two Hundred Thirty Four Thousand Five Hundred Sixty Seven"

解题思路

见程序注释