ICSE Java Programming Switch Case 2017 Q6 Solved Computer Application
import java.util.Scanner;
public class ICSEJava {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int choice;
double sum = 0;
System.out.println("Enter 1 to calculate the sum.");
System.out.println("Enter 2 to print the series.");
System.out.println("Enter your choice:");
choice = in.nextInt();
switch (choice) {
case 1:
for (int i = 1; i <= 5; i++) {
sum += Math.pow(2, i) * Math.pow(-1, (double) (i + 1));
}
sum -= Math.pow(2, 20);
System.out.println("The sum is: " + sum);
break;
case 2:
int n;
System.out.println("Enter the number of terms:");
n = in.nextInt();
for (int j = 1; j <= n; j++) {
for (int k = 1; k <= j; k++)
System.out.print("1");
System.out.print(" ");
}
break;
default:
System.out.println("Wrong choice.");
break;
}
in.close();
}
}
No comments:
Post a Comment