dsalgo 0.3.10

A package for Datastructures and Algorithms.
Documentation 
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use crate::divmod::divmod;

pub fn ceil_div(
    mut a: i64,
    mut b: i64,
) -> i64 {
    if b < 0 {
        a = -a;

        b = -b;
    }

    divmod(a + b - 1, b).0
}

#[cfg(test)]

mod tests {

    use super::*;

    #[test]

    fn test_ceil_div() {
        assert_eq!(ceil_div(10, 3), 4);

        assert_eq!(ceil_div(10, -3), -3);

        assert_eq!(ceil_div(-10, 3), -3);

        assert_eq!(ceil_div(-10, -3), 4);
    }
}