Introduction - If you have any usage issues, please Google them yourself
2013 Jinshan Xishanju creative games Challenge- Heat (4) Topic: rebellious Xiaoming like the opposite of what to do, numbers, too (except for the minus sign) even look at, for example: 1234 Xiaoming will see it as 4321 as-4321 to-1234 230 as the 032 (032 = 32) as-032 to-230 (-032 =-32). Now, Xiao Ming did some a+b title and ab (a, b is an integer and without leading 0)