Problem Description

Xiao A and his family are visiting a park. The ticket prices are as follows:

Xiao A's family has $x$ adults and $y$ children. How much is the minimum amount of money needed to purchase the tickets?

Input Format

A single line containing two numbers $x$ and $y$, representing the number of adults and children in Xiao A's family, respectively.

Output Format

A single line containing one number, representing the minimum amount of money needed to purchase the tickets.

Sample Input and Output

Sample Input #1

1 1

Sample Output #1

90

Sample Input #2

2 1

Sample Output #2

150

Notes

Explanation of Sample Input and Output #1

1 adult + 1 child can purchase a package ticket for one adult and one child, costing $90.

Explanation of Sample Input and Output #2

2 adults + 1 child can purchase a package ticket for one adult and one child and an additional adult ticket, costing $90 + 60 = 150.

Data Range and Constraints

For $20\%$ of the data, $y$ is guaranteed to be $0$;
For another $20\%$ of the data, $x$ is guaranteed to be $0$;
For another $20\%$ of the data, $x$ is guaranteed to be equal to $y$;
For $100\%$ of the data, $0 \le x, y \le 100$.

见题面 Input 部分

见题面 Output 部分