2316: [C++一本通-广度优先搜索]1.面积

       编程计算由“1”号围成的下列图形的面积。面积计算方法是统计1号所围成的闭合曲线中点的数目。如图所示，在10*10的二维数组中，“1”围住了15个点，因此面积为15.

                                   0 0 0 0 0 0 0 0 0 0
                                   0 0 0 0 1 1 1 0 0 0
                                   0 0 0 0 1 0 0 1 0 0
                                   0 0 0 0 0 1 0 0 1 0
                                   0 0 1 0 0 0 1 0 1 0
                                   0 1 0 1 0 1 0 0 1 0
                                   0 1 0 0 1 1 0 1 1 0
                                   0 0 1 0 0 0 0 1 0 0
                                   0 0 0 1 1 1 1 1 0 0
                                   0 0 0 0 0 0 0 0 0 0

一个由0和1组成的10*10的二维数组

符号“1”围住的“0”的个数，即围成的面积

0 0 0 0 0 0 0 0 0 0
0 0 0 0 1 1 1 0 0 0
0 0 0 0 1 0 0 1 0 0
0 0 0 0 0 1 0 0 1 0
0 0 1 0 0 0 1 0 1 0
0 1 0 1 0 1 0 0 1 0
0 1 0 0 1 1 0 1 1 0
0 0 1 0 0 0 0 1 0 0
0 0 0 1 1 1 1 1 0 0
0 0 0 0 0 0 0 0 0 0

15