Lucas numbers
/*Program to print the Lucas series for n terms.*/
#include <iostream>
using namespace std;
int main()
{
int n, i, t1 = 2, t2 = 1, tn;
cout << "Enter the number of terms desired in the lucas series: ";
cin >> n;
if (n == 1)
cout << endl << 2 << endl;
else if (n == 2)
cout << endl << 2 << endl << 1 << endl;
else if (n > 2)
{
cout <<endl<<"Lucas series for "<< n<< " terms is:"<<endl<< t1 << endl << t2 << endl;
for (i = 0; i < n-2; i++)
{
tn = t1 + t2;
cout << tn << endl;
t1 = t2;
t2 = tn;
}
}
return 0;
}