20 lines
631 B
Rust
20 lines
631 B
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// -*- rust -*-
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fn f(x: int) -> int {
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if x == 1 { return 1; } else { let y: int = 1 + f(x - 1); return y; }
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}
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pub fn main() { assert!((f(5000) == 5000)); }
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