* Custom two exception class* write a program to use these two categories: the string read the standard input,* thrown when the string is empty, an exception,* throws another when the string contains digits exception capture exception* /

exception_第六次作业
....................\.idea
....................\.....\.name
....................\.....\compiler.xml
....................\.....\copyright
....................\.....\.........\profiles_settings.xml
....................\.....\misc.xml
....................\.....\modules.xml
....................\.....\vcs.xml
....................\.....\workspace.xml
....................\exception.iml
....................\out
....................\...\production
....................\...\..........\exception
....................\...\..........\.........\NumberException.class
....................\...\..........\.........\SpaceException.class
....................\...\..........\.........\except.class
....................\src
....................\...\except.java

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