Maximum of Two Numbers

Source: Phước Hưng OJ

Problem Statement

Given integers $a$ and $b$, print the larger value; if they are equal, print that common value.

Input

One line contains $a$ and $b$.

Output

Print $\max(a,b)$.

Subtasks

• Subtask 1 (100%): $-10^9 \le a,b \le 10^9$

Examples

Example 1

Input

7 3

Output

7

Explanation

For the sample values 7, 3, evaluating the conditions in the statement gives 7. Therefore the program prints the shown output.

Example 2

Input

-2 5

Output

5

Explanation

For the sample values -2, 5, evaluating the conditions in the statement gives 5. Therefore the program prints the shown output.

Example 3

Input

4 4

Output

4

Explanation

For the sample values 4, 4, evaluating the conditions in the statement gives 4. Therefore the program prints the shown output.