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26 lines
381 B
Rust
26 lines
381 B
Rust
// run-fail
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// error-pattern:Number is odd
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// ignore-emscripten no processes
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fn even(x: usize) -> bool {
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if x < 2 {
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return false;
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} else if x == 2 {
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return true;
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} else {
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return even(x - 2);
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}
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}
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fn foo(x: usize) {
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if even(x) {
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println!("{}", x);
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} else {
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panic!("Number is odd");
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}
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}
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fn main() {
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foo(3);
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}
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