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题库练习 Unnatural Conditions

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A12048 | $Unnatural Conditions$

时间限制1s

内存限制256MB

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题目描述

Let $s(x)$ be sum of digits in decimal representation of positive integer $x$ . Given two integers $n$ and $m$ , find some positive integers $a$ and $b$ such that - $s(a) \ge n$ , - $s(b) \ge n$ , - $s(a + b) \le m$ .

输入格式

The only line of input contain two integers $n$ and $m$ ( $1 \le n, m \le 1129$ ).

输出格式

Print two lines, one for decimal representation of $a$ and one for decimal representation of $b$ . Both numbers must not contain leading zeros and must have length no more than $2230$ .

输入输出样例

输入 #1

6 5

输出 #1

6 
7

输入 #2

8 16

输出 #2

35 
53

C++ 编辑器

输入

输出