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6 Scanner sc = new Scanner(System.in);
7 int n,i,a, sum=0;
8 System.out.println("Enter_nth term: ");
9 n=sc.nextInt();
10 System.out.println("Enter a: ");
11 a=sc.nextInt();
12 for (i=1; i<=n; i++)
13 {
14 sum=sum+(int)Math.pow(a, i);
15 }
16 System.out.println("Result: " +sum);
17 }
18 }
You will get the following output:
Write a program to print the following series upto 10 terms. This series is called Fibonacci
Program 15
numbers.
0, 1, 1, 2, 3, 5, 8, 13, 21, 34
1 class prog_fibonacci
2 {
3 public static void main ()
4 {
5 int i, a=0 , b=1 , c;
6 System.out.print("First 10 Fibonacci Series : ");
7 System.out.print(a +" , "+ b);
8 for (i=3;i<=10; i++)
9 {
10 c=a+b;
Iterative Constructs in Java 223

