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//! # My Crate
//!
//! `my_crate`是一个使得特定计算更方便的工具集合
//!

/// 将给定的数字加一
///
/// # Example
///
/// ```
/// let five = 5;
///
/// assert_eq!(6, my_crate::add_one(5));
/// ```
pub fn add_one(x: i32) -> i32 {
    x + 1
}