#include<iostream>
#include<conio.h>
#include<math.h>

using namespace std;
int main()
{

int s,i,n,x;
cout<<endl<<endl;
cout<<"*****************************************************************************";
cout<<endl<<endl;
cout<<"VALUE OF x:";
cin>>x;
cout<<"ENTER TERMS:";
cin>>n;
cout<<"SERIES:";
int sign=1;
for(i=1;i<=n;++i)
{
s=pow(x,i)*sign;
sign=sign*(-1);
cout<<s<<",";
}
cout<<"\n*****************************************************************************";
getch();
return 0;
}