摘要:
1001 A+B Format (20 分) Calculate a+b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (un 阅读全文
摘要:
Q1. Rotate String(796) We are given two strings, A and B. A shift on A consists of taking string A and moving the leftmost character to the rightmost 阅读全文