Problem B: Minesweeper

本文介绍了一道关于扫雷游戏的编程题目,详细解释了如何通过输入的扫雷地图来计算并输出每个安全方格周围地雷的数量。示例中包含了输入输出样例,帮助理解算法实现。

UVA一道简单的编程题,,关于扫雷的,居然出错,郁闷了一下,自己试明明是对的



Have you ever played Minesweeper? It's a cute little game which comes within a certain Operating System which name we can't really remember. Well, the goal of the game is tofind where are all the mines within a MxN field. To help you, the game shows a numberin a square which tells you how many mines there are adjacent to that square. For instance,supose the following 4x4 field with 2 mines (which are represented by an * character):

*...
....
.*..
....
If we would represent the same field placing the hint numbers described above, we would end up with:
*100
2210
1*10
1110
As you may have already noticed, each square may have at most 8 adjacent squares.

The Input

The input will consist of an arbitrary number of fields. The first line of each field containstwo integers n and m (0 < n,m <= 100) which stands for the number of lines and columns of the fieldrespectively. The next n lines contains exactly m characters and represent the field. Each safesquare is represented by an "." character (without the quotes) and each mine square is representedby an "*" character (also without the quotes). The first field line where n = m = 0 represents the end of input and should not be processed.

The Output

For each field, you must print the following message in a line alone:

Field #x:
Where x stands for the number of the field (starting from 1). The next n lines shouldcontain the field with the "." characters replaced by the number of adjacent minesto that square. There must be an empty line between field outputs.

Sample Input

4 4
*...
....
.*..
....
3 5
**...
.....
.*...
0 0

Sample Output

Field #1:
*100
2210
1*10
1110

Field #2:
**100
33200
1*100


c++14 ## 题目描述 MineLayer 是一个类似于扫雷的益智游戏,在一个 $R$ 行 $C$ 列的网格上进行。网格中的每个格子要么有一个雷,要么没有雷。MineLayer 谜题由一个数字网格组成,每个数字表示该格子及其所有相邻格子中的雷总数。因此,这些数字的范围是 $0$ 到 $9$。 MineLayer 的目标是根据给定的提示数字,推断出网格中雷的分布方案。 下面是一个典型的 $3$ 行 $4$ 列的网格。左侧是原始雷布局,右侧是谜题的提示数字。 ![](https://cdn.luogu.com.cn/upload/image_hosting/yfjw1mzc.png) 由于可能存在多种解法,你的任务是编写一个程序,输出中间一行中可能有多少个雷。行数总是奇数,并且保证每个谜题至少有一个解。 ## 输入格式 第一行输入一个整数 $N$,表示测试用例的数量。接下来有 $N$ 个测试用例。 每个测试用例的第一行包含两个用空格分隔的整数:$R$ 表示行数,$C$ 表示列数。$R$ 总是奇数。接下来的 $R$ 行,每行包含 $C$ 个用空格分隔的整数,表示该行的提示数字。 ## 输出格式 对于每个测试用例,输出一行,格式为 "Case #$X$: $Y$",其中 $X$ 是测试用例编号(从 $1$ 开始),$Y$ 是满足条件的情况下中间一行可能有多少个雷。 ## 输入输出样例 #1 ### 输入 #1 ``` 2 3 3 2 2 1 3 4 3 2 3 2 3 4 1 2 1 1 2 3 3 2 2 2 2 1 ``` ### 输出 #1 ``` Case #1: 1 Case #2: 1 ``` ## 说明/提示 **数据范围** - $1 \leq N \leq 50$。 - 保证每个谜题至少有一个解。 **小数据范围(4 分,测试点 1 - 可见)** - $R = 3$ 或 $R = 5$。 - $3 \leq C \leq 5$。 **大数据范围(13 分,测试点 2 - 隐藏)** - $R$ 是 $3$ 到 $49$ 之间的奇数。 - $3 \leq C \leq 49$。
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12-21
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