Calculate a + b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (unless there are less than four digits). Input Each input file contains one test case. Each case contains a pair of integer…
GitHub PDF 1001. A+B Format (20) Calculate a + b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (unless there are less than four digits). 解题思路 将a+b的值先存在sum中,再逐个分解sum的数字,将组成sum的所有数字存到数组中,由…