#4125. C++-拼数(number)(拓展02-字符串可以都是0,则输出一个0)

C++-拼数(number)(拓展02-字符串可以都是0,则输出一个0)

Background

Description

注:字符串可以都是0,则输出一个0

image

Format

Input

Output

Samples

alvaz0asdfa0a000asfasdf0
0
alav827asf90
98720

Limitation

1s, 1024KiB for each test case.