1673: 【循环嵌套】tuxing02

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:128 Solved:105

Description

输入n,输出n行图形

Input

一行,一个数n

Output

n行,每行若干个数,空格隔开

Sample Input Copy

4

Sample Output Copy

1
1 2
1 2 3
1 2 3 4

Source/Category