xer_add_one/
lib.rs

1#[cfg(test)]
2mod lib_test;
3
4pub fn add_one(x: i32) -> i32 {
5    x + 1
6}
7
8pub fn add_one_print(x: i32) -> i32 {
9    println!("{}", x + 1);
10    x + 1
11}