Function measure_and_print

pub fn measure_and_print<T: Display, F: FnOnce() -> T>(f: F)

Runs the code, and prints out the elapsed time and the result.

First prints the elapsed time to stderr, then the result to stdout, in separate lines.

Example

use aoc_utils::measure_and_print;

measure_and_print(|| {
    (0..10_000).sum::<u64>()
});

// Prints:
// 227.81 μs
// 49995000