rustlings: move to rust/

1 files changed, 9 insertions, 0 deletions

diff --git a/rust/rustlings/solutions/02_functions/functions5.rs b/rust/rustlings/solutions/02_functions/functions5.rs
new file mode 100644
index 0000000..677f327
--- /dev/null
+++ b/rust/rustlings/solutions/02_functions/functions5.rs
@@ -0,0 +1,9 @@
+fn square(num: i32) -> i32 {
+    // Removed the semicolon `;` at the end of the line below to implicitly return the result.
+    num * num
+}
+
+fn main() {
+    let answer = square(3);
+    println!("The square of 3 is {answer}");
+}