Equilateral triangle
Execution time limit is 1 second
Runtime memory usage limit is 128 megabytes
Find the perimeter and the area of equilateral triangle.
Input
One integer - the length n (1 ≤ n ≤ 1000) of the side of equilateral triangle.
Output
Print in one line the perimeter and the area of a equilateral triangle with 4 decimal digits.
Examples
Input #1
Answer #1
Input #2
Answer #2
Submissions 4K
Acceptance rate 50%