projecteuler.net/009/main.rs

fn main() {
    let n = 1000;

    for a in 1..n {
        for b in a+1..n {
            for c in b+1..n {
                if a * a + b * b == c * c {
                    if a + b + c == 1000 {
                        println!("{}^2 + {}^2 = {}^2", a, b, c);
                        println!("a*b*c = {}", a * b * c);
                    }
                }
            }
        }
    }
}