Montoya-Romina-Anahi

Tp0-Punto8

Apr 24th, 2020
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  1. import java.util.Scanner;
  2.  
  3.  
  4. public class NumerosPrimos {
  5.  
  6. public static void main(String[] args) {
  7. Scanner s = new Scanner(System.in);
  8. System.out.print("Ingrese un número ");
  9. int n = s.nextInt();
  10. boolean NPrimo = NPrimo(n)
  11. if(!NPrimo){
  12. System.out.println("El número " + n + " es Primo.");
  13. }
  14. else{
  15. System.out.println("El número " + n + " no es Primo.");
  16. }
  17. }
  18. static boolean NPrimo(int n){
  19. boolean b = false;
  20. if(n < 0){
  21. b = true;
  22. }
  23. else if(n != 1 && n != 2 && n != 3 && n != 5){
  24. for (int i = 2; i < n; i++) {
  25. if(b){
  26. break;
  27. }
  28. b = (n%i == 0);
  29. }
  30. }
  31. else{
  32. b = false;
  33. }
  34. return b;
  35. }
  36.  
  37. }
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