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11 lines
157 B
Rust
11 lines
157 B
Rust
// run-pass
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fn hrtb(f: impl Fn(&u32) -> u32) -> u32 {
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f(&22) + f(&44)
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}
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fn main() {
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let sum = hrtb(|x| x * 2);
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assert_eq!(sum, 22*2 + 44*2);
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}
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