华为（·11）单词倒排

#include <iostream>
#include <string>
using namespace std;
void ReverseStringWord(const string &str)
{
int pos1=0;
int pos2=int(str.length()-1);
for(int i=int(str.length()-1);i>=0;--i)
{
if( (str[i]>='a' && str[i]<='z') || (str[i]>='A' && str[i]<='Z'))
{
continue;
}
else if(str[i]=='-' && str[i-1]!='-')
{
continue;
}
else
{
pos1=i;
if(str[i]=='-' && str[i-1]=='-')
{
for(int j=pos1+1;j<=pos2;++j)
{
cout<<str[j];
}
}
else
{
for(int j=pos1+1;j<=pos2;++j)
{
if(str[j] != '-')
cout<<str[j];
else
continue;
}
}
cout<<' ';
while( !((str[pos1]>='a' && str[pos1]<='z') || (str[pos1]>='A' && str[pos1]<='Z')) )
{
--pos1;
}
pos2=pos1;
i=pos1;
}
}

//output first word
for(int i=0;i<int(str.length()-1);++i)
{
if(((str[i]>='a' && str[i]<='z') || (str[i]>='A' && str[i]<='Z')))
cout<<str[i];
else if(str[i]=='-' && str[i-1]!='-')
{
continue;
}
else
{
break;
}
}
}
int main()
{
string str;
getline(cin,str);
ReverseStringWord(str);
return 0;
}