Problem:
Score : 100 points

Problem Statement

Compute A \times B.

Constraints

1 \leq A \leq 100

1 \leq B \leq 100

All values in input are integers.

Input

Input is given from Standard Input in the following format:

A B

Output

Print the value A \times B as an integer.

Sample Input 1

2 5

Sample Output 1

10

We have 2 \times 5 = 10.

Sample Input 2

100 100

Sample Output 2

10000

Solution in Java (OpenJDK 11.0.6) (judge verdict: Accepted)

import java.math.BigDecimal;
import java.util.*;
import java.util.regex.Pattern;
public class Main {
  public static void main(String[] args){
    new Main().run();
  }
  void run() {
    Scanner sc = new Scanner(System.in);
    BigDecimal A = new BigDecimal(sc.nextDouble());
    BigDecimal B = new BigDecimal(sc.nextDouble());
    String ans = A.multiply(B).toPlainString();
    System.out.println(ans.replaceFirst("\\..*$", ""));
  }
}