题解 | #求最小公倍数#

import java.util.Scanner;

public class Main {

public static void main(String[] args) {
    //求最小公倍数
    Scanner scanner = new Scanner(System.in);
    int a = scanner.nextInt();
    int b = scanner.nextInt();
    //ax=by
    for (int y = 1; y <= a; y++) {
        double x = b * y * 1.0 / a;
        while (String.valueOf(x).endsWith(".0")) {
            System.out.println(b * y);              
            return;
        }
    }
}

}