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use std::thread;
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use std::sync::{Arc};
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fn main() {
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let a = Arc::new(vec![1, 2, 3]);
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{
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let a = Arc::clone(&a);
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thread::spawn(move || {
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a[1];
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});
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}
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{
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let a = Arc::clone(&a);
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thread::spawn(move || {
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a[1];
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});
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}
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}
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