Multiplication_Of_Array

/* Programmer     : Dhruv Patel
*  Problem Name   : Simple Multiplication
*  Used In        : Practice
*  Used As        : Iterative Solution
*/
package practice;
import java.util.Arrays;                                            
import java.util.Random;                                            
public class Multiplication {
    public static void main(String[] args) {
        long start_time = System.currentTimeMillis();               // Starting time of a program.            
        int a[]= new int[10];                                 
        Random r = new Random();                                    // Initializing a radom object 
        for(int i=0;i<a.length;i++) {       
            a[i] = r.nextInt(300);                                  // Storing random numbers in an array A
        }
        int b[]= new int[10];
        for(int m=0;m<b.length;m++) {
            b[m] = r.nextInt(200);                                  // Storing random numbers in an array B
        }
        int Answer[]=new int[Math.max(a.length,b.length)];          // Both Arrays are identical but, initializing a max length one    
        for(int k=0;k<ans.length;k++) {                         
            Answer[k] = a[k]*b[k];                                  // Multiplying both arrays and storing result in an Answer array
        }
        System.out.print("A is : "+Arrays.toString(a)+"\t\n");      
        System.out.print("B is : "+Arrays.toString(b)+"\t\n");
        System.out.print("Ans is : "+Arrays.toString(ans)+"\t");
        long end_time = (System.currentTimeMillis()/1000)%60;       // End time of a program
        System.out.println("\n\nTime is : "+(end_time-start_time);  // Total Time 
    }
}