12 lines
214 B
Rust
12 lines
214 B
Rust
extern crate libc;
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extern {
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fn double_input(input: libc::c_int) -> libc::c_int;
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}
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fn main() {
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let input = 4;
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let output = unsafe { double_input(input) };
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println!("{} * 2 = {}", input, output);
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}
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