An easy problem

Problem Description
In this problem you need to make a multiply table of N * N ,just like the sample out. The element in the ith row and jth column should be the product(乘积) of i and j.

Input
The first line of input is an integer C which indicate the number of test cases.

Then C test cases follow.Each test case contains an integer N (1<=N<=9) in a line which mentioned above.

Output
For each test case, print out the multiply table.

Sample Input
2
1
4

Sample Output
1
1 2 3 4
2 4 6 8
3 6 9 12
4 8 12 16

http://docplayer.net/24024782-1-a-multiply-by-negative-one-to-make-the-problem-into-a-min-170a-170b-172a-172b-172c-antonovics-foster-groves-80-88.html

国外的计算机作业？？？