Square Number
Create a function called square that takes an i32 and returns that number multiplied by itself. Print the square of 4 and the square of 9.
Expected output:
text
4 squared is 16 9 squared is 81
Hints:
- Define with
fn square(n: i32) -> i32 - Return
n * n(no semicolon!) - Use
println!("{} squared is {}", 4, square(4));
rust
fn main() {
}