输出奇偶性 把原数除以2
#include <iostream>
#include <vector>
using namespace std;
int main()
{
vector<int> a;
while(1)
{
int b;
cin>>b;
if(b==0)
{
break;
}
a.push_back(b);
}
for(int i=0;i<a.size();i++)
{
if(a[i]%2==1)
{
cout<<i+1<<". "<<"odd "<<a[i]/2<<endl;
}else
{
cout<<i+1<<". "<<"even "<<a[i]/2<<endl;
}
}
return 0;
}