11599: 打印字符图样(IV)

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:3 Solved:0

Description

输出以下字符图样
1
2 6
3 7 10
4 8 11 13
5 9 12 14 15

Output

每个数字之间用一个空格分隔。

Sample Input Copy

no input needed

Sample Output Copy

1
2 6
3 7 10
4 8 11 13
5 9 12 14 15