ICSE Class 10 Computer Applications Question 43 of 69

Iterative Constructs in Java — Question 43

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43
Question

Question 30(x)

Write a program in Java to find the sum of the given series:

1 * 2 * 4 * 8 * ..... * 220

public class KboatSeries
{
    public static void main(String args[]) {

        double sum = 0;
        
        for (int i = 0; i <= 20; i++) {
            double term = Math.pow(2,i);
            sum += term;
        }
            
        System.out.println("Sum = " + sum);
        
    }
}
Output
BlueJ output of KboatSeries.java
Answer