Score : $100$ points

问题描述

我们有一种饮料，每100毫升含有 $A$ 千卡的能量。那么 $B$ 毫升的这种饮料含有多少千卡的能量呢？

以上为通义千问 qwen-max 翻译，仅供参考。

Problem Statement

We have a drink that has $A$ kilocalories of energy per $100$ milliliters. How many kilocalories of energy does $B$ milliliters of this drink have?

Constraints

• $0 \leq A, B \leq 1000$
• All values in input are integers.

Input

Input is given from Standard Input in the following format:

$A$ $B$

Output

Print a number representing the answer.

Your output is considered correct when its absolute or relative error from our answer is at most $10^{-6}$.

Sample Input 1

45 200

Sample Output 1

90

We have a drink that has $45$ kilocalories of energy per $100$ milliliters. $200$ milliliters of this drink has $90$ kilocalories of energy.

Sample Input 2

37 450

Sample Output 2

166.5

The answer may not be an integer.

Sample Input 3

0 1000

Sample Output 3

0

Sample Input 4

50 0

Sample Output 4

0

update @ 2024/3/10 09:18:01