diff --git a/2-map-in-rust/.gitignore b/2-map-in-rust/.gitignore
new file mode 100644
index 0000000..95811e0
--- /dev/null
+++ b/2-map-in-rust/.gitignore
@@ -0,0 +1 @@
+/main
diff --git a/2-map-in-rust/Makefile b/2-map-in-rust/Makefile
new file mode 100644
index 0000000..a1c7fed
--- /dev/null
+++ b/2-map-in-rust/Makefile
@@ -0,0 +1,5 @@
+all: main
+	./main
+
+main: main.rs
+	rustc main.rs
diff --git a/2-map-in-rust/main.rs b/2-map-in-rust/main.rs
new file mode 100644
index 0000000..bd7ff76
--- /dev/null
+++ b/2-map-in-rust/main.rs
@@ -0,0 +1,7 @@
+fn main() {
+    let a: Vec<u32> = (0..10).collect();
+    let b: Vec<(u32, u32)> = a.iter().map(|&n| (n, n.pow(2))).collect();
+    for (n, nn) in b {
+        println!("{}: {}", n, nn);
+    }
+}