题解 | 牛牛的并联电路
牛牛的并联电路
https://www.nowcoder.com/practice/6e13936b6fc54f52ac22efd6c8e7fef3
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
double r1 = in.nextDouble();
double r2 = in.nextDouble();
double om = 1/((1/r1)+(1/r2));
System.out.printf("%.6f",om);
}
}
