23 lines
445 B
Plaintext
23 lines
445 B
Plaintext
use rand::Rng;
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extern crate rand;
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fn main() {
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let mut matrix = [[0u8; 10]; 10];
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let mut rng = rand::thread_rng();
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for row in matrix.iter_mut() {
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for item in row.iter_mut() {
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*item = rng.gen_range(0, 21);
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}
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}
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'outer: for row in matrix.iter() {
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for &item in row.iter() {
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print!("{:2} ", item);
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if item == 20 { break 'outer }
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}
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println!();
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}
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}
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