Loading... ```JAVA import java.util.Random; import java.util.Scanner; /** * @author 10277 */ public class NewGuessNumber { public static void main(String[] args) { guess(); } public static void guess() { Random random = new Random(); int[] a = new int[4]; int[] b = new int[4]; int c = random.nextInt(10); a[0] = c; for (int i = 0; i < a.length; i++) { c = random.nextInt(10); for (int num = 0; num < i; num++) { while (c == a[num]) { c = random.nextInt(10); num = 0; } } a[i] = c; } for (int i = 0; i < a.length; i++) { for (int j = i + 1; j < a.length; j++) { if (a[i] == a[j]) { a[j] = (a[j] * a[j] + 1) % 10; } } } input(a,b); } public static void input(int[] a, int[] b){ Scanner scanner = new Scanner(System.in); int times = 4; //可以猜多少次 while (times > 0) { int t = 1; System.out.println("请输入四个不重复的数字"); while (t > 0) { for (int i = 0; i < a.length; i++) { System.out.print("输入第" + (i + 1) + "个数"); b[i] = scanner.nextInt(); } for (int i = 0; i < a.length; i++) { for (int j = 0; j < a.length; j++) { if ((b[i] == b[j]) && (j != i)) { t = 1; break; } else { t = 0; } } if (t == 1) { break; } } if (t == 1) { System.out.println("输入了重复的数字，请重新输入"); } } int x = 0, y = 0; for (int i = 0; i < a.length; i++) { for (int j = 0; j < a.length; j++) { if (a[i] == b[i]) { x++; break; } if (b[j] == a[i]) { y++; } } } if (x == 4) { System.out.println("你猜对了！你好棒！"); break; } else { times--; System.out.printf("%dA%dB \n", x, y); if (times != 0) { System.out.printf("你还有%d次机会！\n", times); } if (times== 0) { System.out.println("sorry,次数用完了！"); System.out.println("数字为："); for (int i = 0; i < a.length; i++) { System.out.print(a[i]); } break; } System.out.println("请输入:1(继续)/2（退出并查看数字）"); int h; h = scanner.nextInt(); if (h == 1) { continue; } if (h == 2) { System.out.println("原数为："); int i = 0; while (i < a.length) { System.out.print(a[i]); i++; } break; } } } } } ``` 最后修改：2022 年 05 月 07 日 © 允许规范转载 打赏 赞赏作者 赞 3 如果觉得我的文章对你有用，请随意赞赏