WAP in java to print the series 123
import java.util.*; class Series { public static void main(String[] args) { Scanner input=new Scanner(System.in); System.out.print("Enter value of n: "); int num=input.nextInt(); for(int i=1;i<=num;i++){ System.out.print(i+" "); } } }
import java.util.Scanner; public class Series { public static void main(String args[]) { int mul=1; Scanner input=new Scanner(System.in); System.out.print("Enter value of n: "); int num=input.nextInt(); for(int i=1;i<=num;i++){ mul=mul*i; System.out.println(i+"*="+mul); } } } output: Enter value of n: 5 1*=1 2*=2 3*=6 4*=24 5*=120 BUILD SUCCESSFUL (total time: 5 seconds) //Executed successfully
import java.util.Scanner; /** * * @author Umra */ public class Series { public static void main(String args[]) { int mul; Scanner input=new Scanner(System.in); System.out.print("Enter value of n: "); int num=input.nextInt(); for(int i=1;i<=num;i++) { System.out.println("\n"); mul=1; for(int j=i;j>=1;j--) { mul=mul*j; System.out.print(j+" * "); } System.out.print("1 ="+mul); } } } output: Enter value of n: 5 1 * 1 =1 2 * 1 * 1 =2 3 * 2 * 1 * 1 =6 4 * 3 * 2 * 1 * 1 =24 5 * 4 * 3 * 2 * 1 * 1 =120