Question

How to calculate and print the Pascal triangle in Rust

Answer 1

fn main() {
    let n = 6;

    for i in 0..n {
        let mut number = 1;

        for _ in 0..(n - i) * 2 {
            print!(" ");
        }

        for j in 0..=i {
            print!("{:4}", number);
            number = number * (i - j) / (j + 1);
        }
        println!();
    }
}


  
/*
run:

               1
             1   1
           1   2   1
         1   3   3   1
       1   4   6   4   1
     1   5  10  10   5   1

*/

 

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