Решение на упр.01 задача 1 от Борил Василев

Обратно към всички решения

Към профила на Борил Василев

Код

fn calc(a: i32, b: i32, op: char) -> i32

{

return match op

{

'+' => a + b,

'-' => a - b,

'*' => a * b,

'/' if b != 0 => a / b,

'/' if b == 0 => 0,

_ => 42,

};

}

#[cfg(test)]

mod tests

{

use super::*;

#[test]

fn test_basic()

{

assert_eq!(calc(11, 23, '+'), 34);

assert_eq!(calc(11, 23, '-'), -12);

assert_eq!(calc(11, 23, '*'), 253);

assert_eq!(calc(253, 11, '/'), 23);

assert_eq!(calc(250, 11, '/'), 22);

assert_eq!(calc(121, 0, '/'), 0);

assert_eq!(calc(11, 23, '^'), 42);

assert_eq!(calc(11, 23, 'y'), 42);

}

}

Лог от изпълнението

Updating crates.io index
     Locking 17 packages to latest compatible versions
   Compiling proc-macro2 v1.0.101
   Compiling unicode-ident v1.0.19
   Compiling quote v1.0.41
   Compiling futures-sink v0.3.31
   Compiling futures-core v0.3.31
   Compiling futures-channel v0.3.31
   Compiling futures-task v0.3.31
   Compiling memchr v2.7.6
   Compiling syn v2.0.106
   Compiling pin-project-lite v0.2.16
   Compiling pin-utils v0.1.0
   Compiling slab v0.4.11
   Compiling futures-io v0.3.31
   Compiling solution v0.1.0 (/tmp/d20251016-574132-uvig08/solution)
warning: function `calc` is never used
 --> src/lib.rs:1:4
  |
1 | fn calc(a: i32, b: i32, op: char) -> i32
  |    ^^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: `solution` (lib) generated 1 warning
   Compiling futures-macro v0.3.31
   Compiling futures-util v0.3.31
   Compiling futures-executor v0.3.31
   Compiling futures v0.3.31
    Finished `test` profile [unoptimized + debuginfo] target(s) in 9.05s
     Running tests/solution_test.rs (target/debug/deps/solution_test-80bf62783e3de781)

running 2 tests
test solution_test::test_basic ... ok
test solution_test::tests::test_basic ... ok

test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s

История (2 версии и 0 коментара)

Борил качи решение на 15.10.2025 11:56 (преди 15 дена)

fn calc(a: i32, b: i32, op: char) -> i32

{

- return match op // ne haresvam da ne pisha return

+ return match op

{

'+' => a + b,

'-' => a - b,

'*' => a * b,

'/' if b != 0 => a / b,

'/' if b == 0 => 0,

_ => 42,

};

}

#[cfg(test)]

mod tests

{

use super::*;

#[test]

fn test_basic()

{

assert_eq!(calc(11, 23, '+'), 34);

assert_eq!(calc(11, 23, '-'), -12);

assert_eq!(calc(11, 23, '*'), 253);

assert_eq!(calc(253, 11, '/'), 23);

assert_eq!(calc(250, 11, '/'), 22);

assert_eq!(calc(121, 0, '/'), 0);

assert_eq!(calc(11, 23, '^'), 42);

assert_eq!(calc(11, 23, 'y'), 42);

}

}