Rosetta Code

Magic squares of doubly even order: Difference between revisions

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Magic squares of doubly even order (view source)

Revision as of 10:36, 1 October 2019

36 bytes removed ,  4 years ago
→‎{{header|Rust}}
Line 2,161:
 
fn main() {
let argsn: Vec<String>usize = env::args().collectnth(1);.and_then(|arg| arg.parse().ok()).expect(
assert!( "
"Please specify the size of the magic square, as a positive multiple of 4."▼
args.len() == 2,
",
▲ "Please specify the size of the magic square, as a positive multiple of 4."
);
let n = args[1].parse::<i32>().unwrap();
assert!(
n >= 4 && n % 4 == 0,
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