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Jan 3rd, 2020
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  1. // 2020/1/3(金)、4(土)
  2.  
  3. import java.util.*;
  4.  
  5. public class Chap4_4 {
  6. public static void main(String[] args) {
  7. int[] numbers = new int[3];
  8. Random random = new Random();
  9. for (int i = 0; i < numbers.length; i++) {
  10. numbers[i] = random.nextInt(10);
  11. for (int j = 0; j < i; j++) {
  12. while (numbers[i] == numbers[j]) {
  13. numbers[i] = random.nextInt(10);
  14. }
  15. }
  16. }
  17. Scanner scanner = new Scanner(System.in);
  18. System.out.println("0~9までの数字を入力して下さい");
  19. int input = scanner.nextInt();
  20. if (input < 0 || input > 9) {
  21. System.out.println("0~9までの数字を入力して下さい 終了します");
  22. return;
  23. }
  24. boolean isAtari = false;
  25. for (int i = 0; i < numbers.length; i++) {
  26. if (input == numbers[i]) {
  27. System.out.println("当たりです!");
  28. isAtari = true;
  29. break;
  30. }
  31. }
  32. if (!isAtari) {
  33. System.out.println("残念でした");
  34. }
  35. System.out.println("当たりの数字は、");
  36. for (int i = 0; i < numbers.length; i++) {
  37. System.out.print(numbers[i] + " ");
  38. }
  39. System.out.println("\nでした");
  40. }
  41. }
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