Question

123 246 x 738 492 246 30258

Do this problem using two integers with either 3, or 4, or 5-digit. The two numbers might not have the same digit’s length. Please use only one single loop with one System.out.printf statement for printing the shifted multiplicands as shown in the

Please use only one single loop with one System.out.printf statementPlease use only one single loop with one System.out.printf statementPlease use only one single loop with one System.out.printf statement

Answer 1

import java.util.Scanner;

/*
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*/

/**
*
* @author Surya
*/
public class PrintMultipOfNDigits {
  
  
public static void main(String argv[])
{
int n,m,k;
Scanner sc= new Scanner(System.in);
  
System.out.print("Enter two numbers:");
String s1,s2;
s1=sc.next();
s2=sc.next();
  
int n1=s1.length();//for padding
int n2=s2.length();//for padding
n = Integer.parseInt(s1);
m = Integer.parseInt(s2);
  
  
  
k=m;
int c=0,r;
String s=" ",p;
  
while(m>0)//single loop
{
r=m%10;
int l=n*r;
String rr= Integer.toString(l);
if(c==0)
{

p=" "+s.substring(0,s.length()-n1) +n+"\nX"+s.substring(0,s.length()-n2) +m+"\n----------------\n "+s.substring(0,s.length()-rr.length())+rr+"\n";
c++;
s=s.substring(0,s.length()-rr.length());
}
else
{
s=s.substring(0,s.length()-1);
p=" "+s+l+"\n";
}
  
m=m/10;
if(m==0)
{
  
p=p+"----------------\n "+s+n*k+"\n";

}
System.out.printf(p);//single print statement
}
  
}
}

output:

run:
Enter two numbers:5903 178
5903
X 178
----------------
47224
41321
5903
----------------
1050734
BUILD SUCCESSFUL (total time: 2 seconds)