Language: Java

import java.util.Scanner;
 
public class Main {
 
    public static void main(String[] args) {
 
        Scanner sc = new Scanner(System.in);
 
        double r = sc.nextDouble();
 
        System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
    }
}


Compiler output:
Main.java:2: error: illegal character: '\u00a0'
?
^
Main.java:4: error: illegal character: '\u00a0'
?
^
Main.java:5: error: illegal character: '\u00a0'
????public static void main(String[] args) {
^
Main.java:5: error: illegal character: '\u00a0'
????public static void main(String[] args) {
 ^
Main.java:5: error: illegal character: '\u00a0'
????public static void main(String[] args) {
  ^
Main.java:5: error: illegal character: '\u00a0'
????public static void main(String[] args) {
   ^
Main.java:6: error: illegal character: '\u00a0'
?
^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
 ^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
  ^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
   ^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
    ^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
     ^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
      ^
Main.java:7: error: illegal character: '\u00a0'
????????Scanner sc = new Scanner(System.in);
       ^
Main.java:8: error: illegal character: '\u00a0'
?
^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
 ^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
  ^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
   ^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
    ^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
     ^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
      ^
Main.java:9: error: illegal character: '\u00a0'
????????double r = sc.nextDouble();
       ^
Main.java:10: error: illegal character: '\u00a0'
?
^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
 ^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
  ^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
   ^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
    ^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
     ^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
      ^
Main.java:11: error: illegal character: '\u00a0'
????????System.out.printf("%.10f %.10f\n",r*r*Math.PI,(2*r)*Math.PI);
       ^
Main.java:12: error: illegal character: '\u00a0'
????}
^
Main.java:12: error: illegal character: '\u00a0'
????}
 ^
Main.java:12: error: illegal character: '\u00a0'
????}
  ^
Main.java:12: error: illegal character: '\u00a0'
????}
   ^
37 errors