Merge pull request #12309 from fer2o3/kachow

feat(329): completed both challenges in rust

2 files changed, 49 insertions, 0 deletions

diff --git a/challenge-329/benjamin-andre/rust/ch-1.rs b/challenge-329/benjamin-andre/rust/ch-1.rs
new file mode 100755
index 0000000000..4c069e3b8b
--- /dev/null
+++ b/challenge-329/benjamin-andre/rust/ch-1.rs
@@ -0,0 +1,22 @@
+#!/bin/sh
+//usr/bin/env rustc --test $0 -o kachow && ./kachow --nocapture; rm -f kachow ; exit
+
+use std::collections::HashSet;
+
+fn counter_integer(s: &str) -> Vec<i32> {
+    let mut res: Vec<i32> = s
+        .split(|c: char| !c.is_ascii_digit())
+        .filter_map(|num_str| num_str.parse().ok())
+        .collect::<HashSet<_>>()
+        .into_iter()
+        .collect();
+    res.sort();
+    res
+}
+
+#[test]
+fn example() {
+    assert_eq!(counter_integer("the1weekly2challenge2"), vec![1, 2]);
+    assert_eq!(counter_integer("go21od1lu5c7k"), vec![1, 5, 7, 21]);
+    assert_eq!(counter_integer("4p3e2r1l"), vec![1, 2, 3, 4]);
+}
diff --git a/challenge-329/benjamin-andre/rust/ch-2.rs b/challenge-329/benjamin-andre/rust/ch-2.rs
new file mode 100755
index 0000000000..8951c30ae0
--- /dev/null
+++ b/challenge-329/benjamin-andre/rust/ch-2.rs
@@ -0,0 +1,27 @@
+#!/bin/sh
+//usr/bin/env rustc --test $0 -o kachow && ./kachow --nocapture; rm -f kachow ; exit
+
+// Ok this is kind of ugly, but hey it works
+fn nice_string(s: &str) -> &str {
+    let mut longest = "";
+    for i in 0..s.len() {
+        for j in i..s.len() {
+            let sub = &s[i..=j];
+            if sub.chars().all(|c| {
+                !c.is_ascii_alphabetic()
+                    || sub.contains(c.to_ascii_lowercase()) && sub.contains(c.to_ascii_uppercase())
+            }) && sub.len() > longest.len()
+            {
+                longest = sub;
+            }
+        }
+    }
+    longest
+}
+
+#[test]
+fn example() {
+    assert_eq!(nice_string("YaaAho"), "aaA");
+    assert_eq!(nice_string("cC"), "cC");
+    assert_eq!(nice_string("A"), "");
+}