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- // 2020/1/12(日)
- import java.util.*;
- public class HitAndBlow {
- public static void main(String[] args) {
- System.out.println("ヒットアンドブローをします");
- int[] answer = new int[4];
- Random random = new Random();
- for (int i = 0; i < answer.length; i++) {
- answer[i] = random.nextInt(10);
- }
- int[] input = new int[4];
- Scanner scanner = new Scanner(System.in);
- int inputNum; // 範囲チェック用
- int hit;
- int blow;
- int times = 1;
- int isNextInt = 0;
- boolean isNext = false;
- do {
- hit = 0; blow = 0;
- for (int i = 0; i < input.length; i++) {
- System.out.println((i + 1) + "桁目の予想を0~9までの数字で入力して下さい");
- inputNum = scanner.nextInt();
- if (inputNum < 0 || inputNum > 9) {
- System.out.println("0~9の範囲で入力して下さい 続けます");
- }
- input[i] = inputNum;
- }
- for (int i = 0; i < input.length; i++) {
- if (input[i] == answer[i]) {
- hit++;
- }
- for (int j = 0; j < answer.length; j++) {
- if (input[i] == answer[j]) {
- blow++;
- }
- }
- }
- System.out.println(times + "回目のトライ " + hit + "ヒット!" + blow + "ブロー!です");
- times++;
- if (hit == 4) {
- System.out.println("正解です!");
- break;
- } else {
- System.out.println("続けますか? 続ける:1 止める:1以外");
- isNextInt = scanner.nextInt();
- if (isNextInt == 1) {
- isNext = true;
- } else {
- isNext = false;
- }
- }
- System.out.println();
- } while(isNext);
- System.out.println("正解は");
- for (int i = 0; i < answer.length; i++) {
- System.out.println(answer[i]);
- }
- System.out.println("でした");
- }
- }
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