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12 lines
165 B
Rust
12 lines
165 B
Rust
// run-pass
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fn test<F>(f: F) -> usize where F: FnOnce(usize) -> usize {
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return f(22);
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}
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pub fn main() {
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let y = test(|x| 4 * x);
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assert_eq!(y, 88);
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}
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