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  1. import java.util.Scanner;
  2. public class Main{
  3. public static void main(String[] args){
  4. Scanner sc=new Scanner(System.in);
  5. int x=sc.nextInt();
  6. if(x>=0){
  7. if(x<=4){
  8. System.out.println(5*x);
  9. }else if(x<=12){
  10. System.out.println(5/4*x+4);
  11. }else{
  12. System.out.println("error");
  13. }
  14. }else{
  15. System.out.println("error");
  16. }
  17. }
  18. }
Success #stdin #stdout 0.17s 56604KB
stdin
2
stdout
10