From 4dfc11d74ab02ac5765ae5d08fb750c91f4744b4 Mon Sep 17 00:00:00 2001
From: Hunter Kvalevog <hunter@kvog.sh>
Date: Fri, 2 Oct 2026 21:53:51 -0500
Subject: rustlings: move to rust/

---
 rustlings/exercises/18_iterators/iterators3.rs | 84 --------------------------
 1 file changed, 84 deletions(-)
 delete mode 100644 rustlings/exercises/18_iterators/iterators3.rs

(limited to 'rustlings/exercises/18_iterators/iterators3.rs')

diff --git a/rustlings/exercises/18_iterators/iterators3.rs b/rustlings/exercises/18_iterators/iterators3.rs
deleted file mode 100644
index 919739b..0000000
--- a/rustlings/exercises/18_iterators/iterators3.rs
+++ /dev/null
@@ -1,84 +0,0 @@
-#[derive(Debug, PartialEq, Eq)]
-enum DivisionError {
-    // Example: 42 / 0
-    DivideByZero,
-    // Only case for `i64`: `i64::MIN / -1` because the result is `i64::MAX + 1`
-    IntegerOverflow,
-    // Example: 5 / 2 = 2.5
-    NotDivisible,
-}
-
-// TODO: Calculate `a` divided by `b` if `a` is evenly divisible by `b`.
-// Otherwise, return a suitable error.
-fn divide(a: i64, b: i64) -> Result<i64, DivisionError> {
-    if b == 0 {
-        return Err(DivisionError::DivideByZero);
-    }
-    if a == i64::MIN && b == -1 {
-        return Err(DivisionError::IntegerOverflow);
-    }
-    if a % b != 0 {
-        return Err(DivisionError::NotDivisible);
-    }
-    Ok(a / b)
-}
-
-// TODO: Add the correct return type and complete the function body.
-// Desired output: `Ok([1, 11, 1426, 3])`
-fn result_with_list() -> Result<Vec<i64>, DivisionError> {
-    let numbers = [27, 297, 38502, 81];
-    numbers.into_iter().map(|n| divide(n, 27)).collect()
-}
-
-// TODO: Add the correct return type and complete the function body.
-// Desired output: `[Ok(1), Ok(11), Ok(1426), Ok(3)]`
-fn list_of_results() -> Vec<Result<i64, DivisionError>> {
-    let numbers = [27, 297, 38502, 81];
-    numbers.into_iter().map(|n| divide(n, 27)).collect()
-}
-
-fn main() {
-    // You can optionally experiment here.
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn test_success() {
-        assert_eq!(divide(81, 9), Ok(9));
-        assert_eq!(divide(81, -1), Ok(-81));
-        assert_eq!(divide(i64::MIN, i64::MIN), Ok(1));
-    }
-
-    #[test]
-    fn test_divide_by_0() {
-        assert_eq!(divide(81, 0), Err(DivisionError::DivideByZero));
-    }
-
-    #[test]
-    fn test_integer_overflow() {
-        assert_eq!(divide(i64::MIN, -1), Err(DivisionError::IntegerOverflow));
-    }
-
-    #[test]
-    fn test_not_divisible() {
-        assert_eq!(divide(81, 6), Err(DivisionError::NotDivisible));
-    }
-
-    #[test]
-    fn test_divide_0_by_something() {
-        assert_eq!(divide(0, 81), Ok(0));
-    }
-
-    #[test]
-    fn test_result_with_list() {
-        assert_eq!(result_with_list().unwrap(), [1, 11, 1426, 3]);
-    }
-
-    #[test]
-    fn test_list_of_results() {
-        assert_eq!(list_of_results(), [Ok(1), Ok(11), Ok(1426), Ok(3)]);
-    }
-}
-- 
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