1 files changed, 24 insertions, 0 deletions
diff --git a/challenge-272/roger-bell-west/rust/ch-1.rs b/challenge-272/roger-bell-west/rust/ch-1.rs
new file mode 100755
index 0000000000..ef13992b11
--- /dev/null
+++ b/challenge-272/roger-bell-west/rust/ch-1.rs
@@ -0,0 +1,24 @@
+#! /bin/sh
+//usr/bin/env rustc --test $0 -o ${0}x && ./${0}x --nocapture; rm -f ${0}x ; exit
+
+#[test]
+fn test_ex1() {
+    assert_eq!(defrangip("1.1.1.1"), "1[.]1[.]1[.]1");
+}
+
+#[test]
+fn test_ex2() {
+    assert_eq!(defrangip("255.101.1.0"), "255[.]101[.]1[.]0");
+}
+
+fn defrangip(a: &str) -> String {
+    let mut out = String::new();
+    for c in a.chars() {
+        if c == '.' {
+            out.push_str("[.]");
+        } else {
+            out.push(c);
+        }
+    }
+    out
+}