import java.util.Scanner public class Main(){ public static void main(String[] args){ Scanner scan=new Scanner(System.in); int a=scan.nextInt(); int b=scan.nextInt(); int c=scan.nextInt(); double d=(a+b+c)/2.0; double s=Math.sqrt(d*(d-a)*(d-b)*(d-c)); System.out.println(String.format("%.2f",s)); } } /* Main.java:1: error: ';' expected import java.util.Scanner ^ Main.java:3: error: '{' expected public class Main(){ ^ 2 errors */ |
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