Решение на Сметки с ДНК от Юлиан Стоев

Обратно към всички решения

Към профила на Юлиан Стоев

Код

pub struct NucleotideCounter {

pub a: usize,

pub c: usize,

pub g: usize,

pub t: usize,

}

pub fn counts(dna: &[char]) -> NucleotideCounter {

let mut result = NucleotideCounter{

a: 0,

c: 0,

g: 0,

t: 0,

};

for current in dna {

match current{

'A' => result.a += 1,

'C' => result.c += 1,

'G' => result.g += 1,

'T' => result.t += 1,

_ => panic!("Луди жаби на сън"),

}

}

result

}

pub fn dna_complement(dna: &[char]) -> Vec<char> {

let mut result: Vec<char> = Vec::new();

for current in dna {

match current{

'A' => result.push('T'),

'C' => result.push('G'),

'G' => result.push('C'),

'T' => result.push('A'),

_ => panic!("Луди жаби на сън"),

}

}

result

}

// We can reuse dna_complement but will the tests fail?

pub fn reverse_rna_complement(dna: &[char]) -> Vec<char> {

let mut result: Vec<char> = Vec::new();

for current in dna {

match current{

'A' => result.push('U'),

'C' => result.push('G'),

'G' => result.push('C'),

'T' => result.push('A'),

_ => panic!("Луди жаби на сън"),

}

}

// Why cant we just return this

result.reverse();

result

}

Лог от изпълнението

Compiling solution v0.1.0 (/tmp/d20220112-2706256-ufjn1z/solution)
    Finished test [unoptimized + debuginfo] target(s) in 5.47s
     Running tests/solution_test.rs (target/debug/deps/solution_test-4c880d3f0adaac34)

running 12 tests
test solution_test::test_counts_basic ... ok
test solution_test::test_counts_big ... ok
test solution_test::test_counts_panic1 - should panic ... ok
test solution_test::test_counts_panic2 - should panic ... ok
test solution_test::test_counts_zero ... ok
test solution_test::test_dna_complement_big ... ok
test solution_test::test_dna_complement_empty ... ok
test solution_test::test_dna_complement_panic - should panic ... ok
test solution_test::test_reverse_rna_complement_big ... ok
test solution_test::test_reverse_rna_complement_empty ... ok
test solution_test::test_reverse_rna_complement_panic1 - should panic ... ok
test solution_test::test_reverse_rna_complement_panic2 - should panic ... ok

test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s

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