Description

Divide the numbers 1, 2, ..., 9 into 3 groups, each forming a 3-digit number, such that these 3 numbers are in the ratio of 1 : 2 : 3. Find all possible sets of 3 numbers that satisfy this condition.

Input Format

None

Output Format

Several lines, each containing 3 numbers. The lines should be sorted in ascending order based on the first number in each line.

```input1 无 ``` ```output1 直接输出答案 ``` ## Hint

This problem is an answer-submission question. You can either write a program or manually calculate the answer on your local machine, then directly submit the answer text. Alternatively, you may submit a program that generates the answer.

Source

NOIP1998-Junior Division