Background

Description

C++-循环嵌套-输入一个正整数n(n<=5)，输出数字组成的菱形

Format

Input

Output

Samples

3

  1
 123
12345
 123
  1

4

   1
  123
 12345
1234567
 12345
  123
   1

5

    1
   123
  12345
 1234567
123456789
 1234567
  12345
   123
    1

Limitation

1s, 1024KiB for each test case.