X-Git-Url: https://git.ralfj.de/rust-101.git/blobdiff_plain/8fcdbed310c53f621fba0401399659ed1a1ec446..30fb994332d6d62ffd199e6e7b45b4a5c84abf83:/workspace/src/part07.rs

diff --git a/workspace/src/part07.rs b/workspace/src/part07.rs
index e2796b4..3ea4cc0 100644
--- a/workspace/src/part07.rs
+++ b/workspace/src/part07.rs
@@ -11,7 +11,10 @@ pub trait Minimum {
 pub fn vec_min<T: Minimum>(v: &Vec<T>) -> Option<&T> {
     let mut min: Option<&T> = None;
     for e in v {
-        unimplemented!()
+        min = Some(match min {
+            None => e,
+            Some(n) => n.min(e)
+        });
     }
     min
 }
@@ -58,7 +61,7 @@ fn test_min() {
 
 // ## Formatting
 
-// All formating is handled by [`std::fmt`](http://doc.rust-lang.org/std/fmt/index.html). I won't explain
+// All formating is handled by [`std::fmt`](https://doc.rust-lang.org/std/fmt/index.html). I won't explain
 // all the details, and refer you to the documentation instead.
 use std::fmt;