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//!My lib
//!
//!This is my firstlib

///PLUS ONE
///
///Example:
///
///let x=5
///
///return x=6
///#
pub fn add_one(x:i32)->i32{
	x+1
}

///MINUS ONE
///
///Example:
///
///let x=5
///
///return x=4
///#
pub fn minus_one(x:i32)->i32{
	x-1
}
#[cfg(test)]
mod tests {
    #[test]
    fn it_works() {
        assert_eq!(2 + 2, 4);
    }
}