r/math/
mod.rs

1//!
2//! Here are some toy functions, they will grown up.
3//!
4//!
5
6///
7/// This function will return abstract of your input
8///
9///
10pub fn abs(i:i64) -> i64 {
11    if i < 0 {
12        - i
13    } else {
14        i
15    }
16}