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273. 整数转换英文表示
题目描述
将非负整数 num
转换为其对应的英文表示。
示例 1:
输入:num = 123 输出:"One Hundred Twenty Three"
示例 2:
输入:num = 12345 输出:"Twelve Thousand Three Hundred Forty Five"
示例 3:
输入:num = 1234567 输出:"One Million Two Hundred Thirty Four Thousand Five Hundred Sixty Seven"
提示:
0 <= num <= 231 - 1