c++ÖÐÔõôÅжÏÒ»¸östringÀàÐ͵Ä×Ö·û´®±äÁ¿ÊÇ·ñΪÊý×Ö£¿

#include<iostream>
#include<string>
#include<sstream>
usingnamespacestd;


boolis**m(strings)
{
stringstreamsin(s);
doublet;
charp;
if(!(sin>>t))
rÖáÅ®»°³äÁËeturnfalse;
if(sin>>p)
returnfaÎÊ´ðlse;
else
returntrue;
}


intmain()
{
strings;
while(cin>>s°²Ñ**®Áî·À)
{
if(is**m(s))
cout<<s<<"isa**mber."<<endl;
else
cout<<s<<"isnota**mber."<<endl;
}
}