We read every piece of feedback, and take your input very seriously.
To see all available qualifiers, see our documentation.
There was an error while loading. Please reload this page.
ID: herman
Difficulty: 1.6
CPU Time: 1 second
Memory: 1024 MB
The first line of output is standard trig (PI * R^2), and the second line in Manhattan distance is R^2 * 2.