23 lines
471 B
Text
23 lines
471 B
Text
// rust 0.9-pre
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use std::rand::Rng;
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fn main() {
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let mut matrix = [[0u8, .. 10], .. 10];
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let mut rng = std::rand::os::OSRng::new();
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for row in matrix.mut_iter() {
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for item in row.mut_iter() {
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*item = rng.gen_range(0u8, 21);
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}
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}
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'outer:
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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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