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Magic squares of doubly even order: Difference between revisions
m
→{{header|Rust}}: Styling
(→JS ES6: Simplified diagonals function used in sum checking) |
m (→{{header|Rust}}: Styling) |
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Line 2,197:
fn main() {
let n: usize = match env::args()
.and_then(|arg| arg.parse().ok())
.ok_or("Please specify the size of the magic square, as a positive multiple of 4.")
Ok(arg) if arg >= 4 && arg % 4 == 0 => arg,
_ => panic!("Argument must be a positive multiple of 4."),
let mc = (n * n + 1) * n / 2;
Line 2,228:
i += 1;
}
println!(
}
}</lang>
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