1855: [二维数组]蛇形矩阵3

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:158 Solved:1

Description

构成一个n行n列的蛇形矩阵,规律详见样例

Sample Input Copy

5

Sample Output Copy

(每个数占5个字符)

1  2  3  4  5

10  9  8  7  6

11 12 13 14 15

20 19 18 17 16

21 22 23 24 25

Source/Category