lucas numbers

1/*Program to print the Lucas series for n terms.*/
2
3#include <iostream>
4using namespace std;
5
6int main()
7{
8	int n, i, t1 = 2, t2 = 1, tn;
9	cout << "Enter the number of terms desired in the lucas series: ";
10	cin >> n;
11	
12	if (n == 1)
13		cout << endl << 2 << endl;
14	else if (n == 2)
15		cout << endl << 2 << endl << 1 << endl;
16	else if (n > 2)
17	{
18		cout <<endl<<"Lucas series for "<< n<< " terms is:"<<endl<< t1 << endl << t2 << endl;
19		for (i = 0; i < n-2; i++)
20		{
21			tn = t1 + t2;
22			cout << tn << endl;
23			t1 = t2;
24			t2 = tn;
25
26		}
27	}
28
29	return 0;
30}
31