Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('bbaabba') == 'bbaabba'
        >>> apply_pipeline('baaaabb') == 'baaaabb'
        >>> apply_pipeline('abbb') == 'abbb'
        >>> apply_pipeline('aa') == 'aa'
        >>> apply_pipeline('aba') == 'aba'
        >>> apply_pipeline('abba') == 'abba'
        >>> apply_pipeline('aaababbba') == 'aaababbba'
        >>> apply_pipeline('aaa') == 'aaa'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.upper()
    s = s.upper()
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('bbaabba') == 'bbaabba'
    assert candidate('baaaabb') == 'baaaabb'
    assert candidate('abbb') == 'abbb'
    assert candidate('aa') == 'aa'
    assert candidate('aba') == 'aba'
    assert candidate('abba') == 'abba'
    assert candidate('aaababbba') == 'aaababbba'
    assert candidate('aaa') == 'aaa'

    # hidden tests
    assert candidate('aababa') == 'aababa'
    assert candidate('baabbbab') == 'baabbbab'
    assert candidate('aabbba') == 'aabbba'
    assert candidate('abaaabba') == 'abaaabba'
    assert candidate('aab') == 'aab'
    assert candidate('bbabababaa') == 'bbabababaa'
    assert candidate('ababa') == 'ababa'
    assert candidate('bab') == 'bab'
    assert candidate('aa') == 'aa'
    assert candidate('babbaab') == 'babbaab'
    assert candidate('bbbbbba') == 'bbbbbba'
    assert candidate('aaba') == 'aaba'
    assert candidate('bbabaabaaa') == 'bbabaabaaa'
    assert candidate('a') == 'a'
    assert candidate('babababb') == 'babababb'
    assert candidate('bbbbaaaab') == 'bbbbaaaab'
    assert candidate('bb') == 'bb'
    assert candidate('bbbb') == 'bbbb'
    assert candidate('abababaa') == 'abababaa'
    assert candidate('abbbbbab') == 'abbbbbab'
    assert candidate('aa') == 'aa'
    assert candidate('aabaaaaabb') == 'aabaaaaabb'
    assert candidate('bbaaa') == 'bbaaa'
    assert candidate('bbababaa') == 'bbababaa'
    assert candidate('baabbab') == 'baabbab'
    assert candidate('b') == 'b'
    assert candidate('abbbaaabb') == 'abbbaaabb'
    assert candidate('abbbabba') == 'abbbabba'
    assert candidate('aaaaabab') == 'aaaaabab'
    assert candidate('aabbb') == 'aabbb'
    assert candidate('bbbabaaaaa') == 'bbbabaaaaa'
    assert candidate('bbababaa') == 'bbababaa'

Input: bbaabba

Output: bbaabba

Input: baaaabb

Output: baaaabb

Input: abbb

Output: abbb

Input: aa

Output: aa

Input: aba

Output: aba

Input: abba

Output: abba

Input: aaababbba

Output: aaababbba

Input: aaa

Output: aaa

Input: aababa

Output: aababa

Input: baabbbab

Output: baabbbab

Input: aabbba

Output: aabbba

Input: abaaabba

Output: abaaabba

Input: aab

Output: aab

Input: bbabababaa

Output: bbabababaa

Input: ababa

Output: ababa

Input: bab

Output: bab

Input: aa

Output: aa

Input: babbaab

Output: babbaab

Input: bbbbbba

Output: bbbbbba

Input: aaba

Output: aaba

Input: bbabaabaaa

Output: bbabaabaaa

Input: a

Output: a

Input: babababb

Output: babababb

Input: bbbbaaaab

Output: bbbbaaaab

Input: bb

Output: bb

Input: bbbb

Output: bbbb

Input: abababaa

Output: abababaa

Input: abbbbbab

Output: abbbbbab

Input: aa

Output: aa

Input: aabaaaaabb

Output: aabaaaaabb

Input: bbaaa

Output: bbaaa

Input: bbababaa

Output: bbababaa

Input: baabbab

Output: baabbab

Input: b

Output: b

Input: abbbaaabb

Output: abbbaaabb

Input: abbbabba

Output: abbbabba

Input: aaaaabab

Output: aaaaabab

Input: aabbb

Output: aabbb

Input: bbbabaaaaa

Output: bbbabaaaaa

Input: bbababaa

Output: bbababaa


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aabaaa') == 'AbbbAAA'
        >>> apply_pipeline('bbbabbaa') == 'BBBbbbBAA'
        >>> apply_pipeline('bbbab') == 'BBBbbb'
        >>> apply_pipeline('bbbaaa') == 'BBBAAA'
        >>> apply_pipeline('bbbabb') == 'BBBbbbB'
        >>> apply_pipeline('bab') == 'Bbbb'
        >>> apply_pipeline('aabaaaa') == 'AbbbAAAA'
        >>> apply_pipeline('b') == 'B'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.upper()
    s = s.replace('AB', 'bbb')
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aabaaa') == 'AbbbAAA'
    assert candidate('bbbabbaa') == 'BBBbbbBAA'
    assert candidate('bbbab') == 'BBBbbb'
    assert candidate('bbbaaa') == 'BBBAAA'
    assert candidate('bbbabb') == 'BBBbbbB'
    assert candidate('bab') == 'Bbbb'
    assert candidate('aabaaaa') == 'AbbbAAAA'
    assert candidate('b') == 'B'

    # hidden tests
    assert candidate('abbbbaab') == 'bbbBBBAbbb'
    assert candidate('aabbaaabab') == 'AbbbBAAbbbbbb'
    assert candidate('a') == 'A'
    assert candidate('b') == 'B'
    assert candidate('aaaaba') == 'AAAbbbA'
    assert candidate('aab') == 'Abbb'
    assert candidate('aaaaa') == 'AAAAA'
    assert candidate('babaaaabaa') == 'BbbbAAAbbbAA'
    assert candidate('abbbabbbb') == 'bbbBBbbbBBB'
    assert candidate('baaa') == 'BAAA'
    assert candidate('aabab') == 'Abbbbbb'
    assert candidate('bbbabbb') == 'BBBbbbBB'
    assert candidate('b') == 'B'
    assert candidate('aabbbabb') == 'AbbbBBbbbB'
    assert candidate('abbbbabbb') == 'bbbBBBbbbBB'
    assert candidate('bb') == 'BB'
    assert candidate('abaabbb') == 'bbbAbbbBB'
    assert candidate('baabaab') == 'BAbbbAbbb'
    assert candidate('abbbbbaaaa') == 'bbbBBBBAAAA'
    assert candidate('aaabbbaaaa') == 'AAbbbBBAAAA'
    assert candidate('aabbabaa') == 'AbbbBbbbAA'
    assert candidate('bbbbbaabb') == 'BBBBBAbbbB'
    assert candidate('bbbbbb') == 'BBBBBB'
    assert candidate('baabbaabb') == 'BAbbbBAbbbB'
    assert candidate('bbbabaa') == 'BBBbbbAA'
    assert candidate('abbabbba') == 'bbbBbbbBBA'
    assert candidate('baaab') == 'BAAbbb'
    assert candidate('abb') == 'bbbB'
    assert candidate('babaa') == 'BbbbAA'
    assert candidate('baab') == 'BAbbb'
    assert candidate('b') == 'B'
    assert candidate('baaabba') == 'BAAbbbBA'

Input: aabaaa

Output: AbbbAAA

Input: bbbabbaa

Output: BBBbbbBAA

Input: bbbab

Output: BBBbbb

Input: bbbaaa

Output: BBBAAA

Input: bbbabb

Output: BBBbbbB

Input: bab

Output: Bbbb

Input: aabaaaa

Output: AbbbAAAA

Input: b

Output: B

Input: abbbbaab

Output: bbbBBBAbbb

Input: aabbaaabab

Output: AbbbBAAbbbbbb

Input: a

Output: A

Input: b

Output: B

Input: aaaaba

Output: AAAbbbA

Input: aab

Output: Abbb

Input: aaaaa

Output: AAAAA

Input: babaaaabaa

Output: BbbbAAAbbbAA

Input: abbbabbbb

Output: bbbBBbbbBBB

Input: baaa

Output: BAAA

Input: aabab

Output: Abbbbbb

Input: bbbabbb

Output: BBBbbbBB

Input: b

Output: B

Input: aabbbabb

Output: AbbbBBbbbB

Input: abbbbabbb

Output: bbbBBBbbbBB

Input: bb

Output: BB

Input: abaabbb

Output: bbbAbbbBB

Input: baabaab

Output: BAbbbAbbb

Input: abbbbbaaaa

Output: bbbBBBBAAAA

Input: aaabbbaaaa

Output: AAbbbBBAAAA

Input: aabbabaa

Output: AbbbBbbbAA

Input: bbbbbaabb

Output: BBBBBAbbbB

Input: bbbbbb

Output: BBBBBB

Input: baabbaabb

Output: BAbbbBAbbbB

Input: bbbabaa

Output: BBBbbbAA

Input: abbabbba

Output: bbbBbbbBBA

Input: baaab

Output: BAAbbb

Input: abb

Output: bbbB

Input: babaa

Output: BbbbAA

Input: baab

Output: BAbbb

Input: b

Output: B

Input: baaabba

Output: BAAbbbBA


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('bbaaaab') == 'BBAAAAB'
        >>> apply_pipeline('a') == 'A'
        >>> apply_pipeline('aa') == 'AA'
        >>> apply_pipeline('bb') == 'BB'
        >>> apply_pipeline('baaabbba') == 'BAAABBBA'
        >>> apply_pipeline('aabaaabb') == 'AABAAABB'
        >>> apply_pipeline('aba') == 'ABA'
        >>> apply_pipeline('bb') == 'BB'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('bbaaaab') == 'BBAAAAB'
    assert candidate('a') == 'A'
    assert candidate('aa') == 'AA'
    assert candidate('bb') == 'BB'
    assert candidate('baaabbba') == 'BAAABBBA'
    assert candidate('aabaaabb') == 'AABAAABB'
    assert candidate('aba') == 'ABA'
    assert candidate('bb') == 'BB'

    # hidden tests
    assert candidate('baa') == 'BAA'
    assert candidate('babb') == 'BABB'
    assert candidate('abbbbab') == 'ABBBBAB'
    assert candidate('abaaaaabba') == 'ABAAAAABBA'
    assert candidate('aaababb') == 'AAABABB'
    assert candidate('abbabbbb') == 'ABBABBBB'
    assert candidate('bab') == 'BAB'
    assert candidate('abbbabba') == 'ABBBABBA'
    assert candidate('b') == 'B'
    assert candidate('bbaabaaba') == 'BBAABAABA'
    assert candidate('baa') == 'BAA'
    assert candidate('baaaabaab') == 'BAAAABAAB'
    assert candidate('aabaaaabba') == 'AABAAAABBA'
    assert candidate('abbbbbaab') == 'ABBBBBAAB'
    assert candidate('babaaabbbb') == 'BABAAABBBB'
    assert candidate('abbabbb') == 'ABBABBB'
    assert candidate('aaaabaabba') == 'AAAABAABBA'
    assert candidate('bbabaabbab') == 'BBABAABBAB'
    assert candidate('bbbabaaa') == 'BBBABAAA'
    assert candidate('bbbbbbab') == 'BBBBBBAB'
    assert candidate('bbaabbbaab') == 'BBAABBBAAB'
    assert candidate('aaa') == 'AAA'
    assert candidate('b') == 'B'
    assert candidate('baabb') == 'BAABB'
    assert candidate('ab') == 'AB'
    assert candidate('aabaaaaaba') == 'AABAAAAABA'
    assert candidate('b') == 'B'
    assert candidate('abbaabb') == 'ABBAABB'
    assert candidate('baa') == 'BAA'
    assert candidate('bbb') == 'BBB'
    assert candidate('aaaababb') == 'AAAABABB'
    assert candidate('ba') == 'BA'

Input: bbaaaab

Output: BBAAAAB

Input: a

Output: A

Input: aa

Output: AA

Input: bb

Output: BB

Input: baaabbba

Output: BAAABBBA

Input: aabaaabb

Output: AABAAABB

Input: aba

Output: ABA

Input: bb

Output: BB

Input: baa

Output: BAA

Input: babb

Output: BABB

Input: abbbbab

Output: ABBBBAB

Input: abaaaaabba

Output: ABAAAAABBA

Input: aaababb

Output: AAABABB

Input: abbabbbb

Output: ABBABBBB

Input: bab

Output: BAB

Input: abbbabba

Output: ABBBABBA

Input: b

Output: B

Input: bbaabaaba

Output: BBAABAABA

Input: baa

Output: BAA

Input: baaaabaab

Output: BAAAABAAB

Input: aabaaaabba

Output: AABAAAABBA

Input: abbbbbaab

Output: ABBBBBAAB

Input: babaaabbbb

Output: BABAAABBBB

Input: abbabbb

Output: ABBABBB

Input: aaaabaabba

Output: AAAABAABBA

Input: bbabaabbab

Output: BBABAABBAB

Input: bbbabaaa

Output: BBBABAAA

Input: bbbbbbab

Output: BBBBBBAB

Input: bbaabbbaab

Output: BBAABBBAAB

Input: aaa

Output: AAA

Input: b

Output: B

Input: baabb

Output: BAABB

Input: ab

Output: AB

Input: aabaaaaaba

Output: AABAAAAABA

Input: b

Output: B

Input: abbaabb

Output: ABBAABB

Input: baa

Output: BAA

Input: bbb

Output: BBB

Input: aaaababb

Output: AAAABABB

Input: ba

Output: BA


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aaaab') == 'babababab'
        >>> apply_pipeline('babaa') == 'bbababbba'
        >>> apply_pipeline('aabbbbaa') == 'bababbbbabbba'
        >>> apply_pipeline('bbababbb') == 'bbbabbabbb'
        >>> apply_pipeline('bbb') == 'bbb'
        >>> apply_pipeline('bab') == 'bbab'
        >>> apply_pipeline('bbbbab') == 'bbbbbab'
        >>> apply_pipeline('aabb') == 'bababb'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.replace('baa', 'abba')
    s = s.replace('a', 'ba')
    s = s.lower()
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aaaab') == 'babababab'
    assert candidate('babaa') == 'bbababbba'
    assert candidate('aabbbbaa') == 'bababbbbabbba'
    assert candidate('bbababbb') == 'bbbabbabbb'
    assert candidate('bbb') == 'bbb'
    assert candidate('bab') == 'bbab'
    assert candidate('bbbbab') == 'bbbbbab'
    assert candidate('aabb') == 'bababb'

    # hidden tests
    assert candidate('aa') == 'baba'
    assert candidate('bb') == 'bb'
    assert candidate('a') == 'ba'
    assert candidate('b') == 'b'
    assert candidate('bbbbb') == 'bbbbb'
    assert candidate('aabaaabbb') == 'babababbbababbb'
    assert candidate('abbbabaaaa') == 'babbbbababbbababa'
    assert candidate('aa') == 'baba'
    assert candidate('b') == 'b'
    assert candidate('aab') == 'babab'
    assert candidate('aababaa') == 'bababbababbba'
    assert candidate('bba') == 'bbba'
    assert candidate('baaaaab') == 'babbbabababab'
    assert candidate('baab') == 'babbbab'
    assert candidate('abbbabaa') == 'babbbbababbba'
    assert candidate('bbbbbabbaa') == 'bbbbbbabbabbba'
    assert candidate('b') == 'b'
    assert candidate('abaaaa') == 'bababbbababa'
    assert candidate('b') == 'b'
    assert candidate('ab') == 'bab'
    assert candidate('bba') == 'bbba'
    assert candidate('babbba') == 'bbabbbba'
    assert candidate('aabbaba') == 'bababbbabba'
    assert candidate('aaab') == 'bababab'
    assert candidate('abba') == 'babbba'
    assert candidate('abaabbaa') == 'bababbbabbabbba'
    assert candidate('baaabaaab') == 'babbbabababbbabab'
    assert candidate('bbab') == 'bbbab'
    assert candidate('b') == 'b'
    assert candidate('b') == 'b'
    assert candidate('babbbabb') == 'bbabbbbabb'
    assert candidate('bbaaaab') == 'bbabbbababab'

Input: aaaab

Output: babababab

Input: babaa

Output: bbababbba

Input: aabbbbaa

Output: bababbbbabbba

Input: bbababbb

Output: bbbabbabbb

Input: bbb

Output: bbb

Input: bab

Output: bbab

Input: bbbbab

Output: bbbbbab

Input: aabb

Output: bababb

Input: aa

Output: baba

Input: bb

Output: bb

Input: a

Output: ba

Input: b

Output: b

Input: bbbbb

Output: bbbbb

Input: aabaaabbb

Output: babababbbababbb

Input: abbbabaaaa

Output: babbbbababbbababa

Input: aa

Output: baba

Input: b

Output: b

Input: aab

Output: babab

Input: aababaa

Output: bababbababbba

Input: bba

Output: bbba

Input: baaaaab

Output: babbbabababab

Input: baab

Output: babbbab

Input: abbbabaa

Output: babbbbababbba

Input: bbbbbabbaa

Output: bbbbbbabbabbba

Input: b

Output: b

Input: abaaaa

Output: bababbbababa

Input: b

Output: b

Input: ab

Output: bab

Input: bba

Output: bbba

Input: babbba

Output: bbabbbba

Input: aabbaba

Output: bababbbabba

Input: aaab

Output: bababab

Input: abba

Output: babbba

Input: abaabbaa

Output: bababbbabbabbba

Input: baaabaaab

Output: babbbabababbbabab

Input: bbab

Output: bbbab

Input: b

Output: b

Input: b

Output: b

Input: babbbabb

Output: bbabbbbabb

Input: bbaaaab

Output: bbabbbababab


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('babb') == 'BABB'
        >>> apply_pipeline('baaa') == 'a'
        >>> apply_pipeline('bbbb') == 'BBBB'
        >>> apply_pipeline('bbaa') == 'BBAA'
        >>> apply_pipeline('ab') == 'AB'
        >>> apply_pipeline('bbb') == 'BBB'
        >>> apply_pipeline('aa') == 'AA'
        >>> apply_pipeline('ab') == 'AB'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.upper()
    s = s.replace('BAAA', 'a')
    s = s.replace('BABA', 'a')
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('babb') == 'BABB'
    assert candidate('baaa') == 'a'
    assert candidate('bbbb') == 'BBBB'
    assert candidate('bbaa') == 'BBAA'
    assert candidate('ab') == 'AB'
    assert candidate('bbb') == 'BBB'
    assert candidate('aa') == 'AA'
    assert candidate('ab') == 'AB'

    # hidden tests
    assert candidate('baab') == 'BAAB'
    assert candidate('bbaaabbbba') == 'BaBBBBA'
    assert candidate('ababaabbba') == 'AaABBBA'
    assert candidate('abab') == 'ABAB'
    assert candidate('ababb') == 'ABABB'
    assert candidate('aaababab') == 'AAAaB'
    assert candidate('baabbbbab') == 'BAABBBBAB'
    assert candidate('babbb') == 'BABBB'
    assert candidate('aaaaabaa') == 'AAAAABAA'
    assert candidate('abbaa') == 'ABBAA'
    assert candidate('bba') == 'BBA'
    assert candidate('bbabaabb') == 'BaABB'
    assert candidate('babbbab') == 'BABBBAB'
    assert candidate('bbb') == 'BBB'
    assert candidate('b') == 'B'
    assert candidate('bbaaaabbaa') == 'BaABBAA'
    assert candidate('abba') == 'ABBA'
    assert candidate('baaba') == 'BAABA'
    assert candidate('bbb') == 'BBB'
    assert candidate('bbaaabaab') == 'BaBAAB'
    assert candidate('abbabbab') == 'ABBABBAB'
    assert candidate('aaaaabbaa') == 'AAAAABBAA'
    assert candidate('abbb') == 'ABBB'
    assert candidate('aaabba') == 'AAABBA'
    assert candidate('aaababba') == 'AAABABBA'
    assert candidate('bbb') == 'BBB'
    assert candidate('ababa') == 'Aa'
    assert candidate('aaaaab') == 'AAAAAB'
    assert candidate('aaaaa') == 'AAAAA'
    assert candidate('b') == 'B'
    assert candidate('b') == 'B'
    assert candidate('ab') == 'AB'

Input: babb

Output: BABB

Input: baaa

Output: a

Input: bbbb

Output: BBBB

Input: bbaa

Output: BBAA

Input: ab

Output: AB

Input: bbb

Output: BBB

Input: aa

Output: AA

Input: ab

Output: AB

Input: baab

Output: BAAB

Input: bbaaabbbba

Output: BaBBBBA

Input: ababaabbba

Output: AaABBBA

Input: abab

Output: ABAB

Input: ababb

Output: ABABB

Input: aaababab

Output: AAAaB

Input: baabbbbab

Output: BAABBBBAB

Input: babbb

Output: BABBB

Input: aaaaabaa

Output: AAAAABAA

Input: abbaa

Output: ABBAA

Input: bba

Output: BBA

Input: bbabaabb

Output: BaABB

Input: babbbab

Output: BABBBAB

Input: bbb

Output: BBB

Input: b

Output: B

Input: bbaaaabbaa

Output: BaABBAA

Input: abba

Output: ABBA

Input: baaba

Output: BAABA

Input: bbb

Output: BBB

Input: bbaaabaab

Output: BaBAAB

Input: abbabbab

Output: ABBABBAB

Input: aaaaabbaa

Output: AAAAABBAA

Input: abbb

Output: ABBB

Input: aaabba

Output: AAABBA

Input: aaababba

Output: AAABABBA

Input: bbb

Output: BBB

Input: ababa

Output: Aa

Input: aaaaab

Output: AAAAAB

Input: aaaaa

Output: AAAAA

Input: b

Output: B

Input: b

Output: B

Input: ab

Output: AB


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('abbbb') == 'ABAABBB'
        >>> apply_pipeline('b') == 'B'
        >>> apply_pipeline('a') == 'A'
        >>> apply_pipeline('baab') == 'BAAB'
        >>> apply_pipeline('bab') == 'BAB'
        >>> apply_pipeline('bbbbbbbaab') == 'BAABBBAABBBAAB'
        >>> apply_pipeline('babbabbaab') == 'BABBABBAAB'
        >>> apply_pipeline('aaabaaabba') == 'AAABAAABBA'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.replace('babab', 'b')
    s = s.replace('bbb', 'baabb')
    s = s.upper()
    s = s.upper()
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('abbbb') == 'ABAABBB'
    assert candidate('b') == 'B'
    assert candidate('a') == 'A'
    assert candidate('baab') == 'BAAB'
    assert candidate('bab') == 'BAB'
    assert candidate('bbbbbbbaab') == 'BAABBBAABBBAAB'
    assert candidate('babbabbaab') == 'BABBABBAAB'
    assert candidate('aaabaaabba') == 'AAABAAABBA'

    # hidden tests
    assert candidate('aba') == 'ABA'
    assert candidate('bbbab') == 'BAABBAB'
    assert candidate('bb') == 'BB'
    assert candidate('aaabaaaa') == 'AAABAAAA'
    assert candidate('baababaab') == 'BAABABAAB'
    assert candidate('aaababab') == 'AAAB'
    assert candidate('baabbaaba') == 'BAABBAABA'
    assert candidate('a') == 'A'
    assert candidate('aaabaaab') == 'AAABAAAB'
    assert candidate('aabbaa') == 'AABBAA'
    assert candidate('aabb') == 'AABB'
    assert candidate('abbbaa') == 'ABAABBAA'
    assert candidate('aaa') == 'AAA'
    assert candidate('ababbaa') == 'ABABBAA'
    assert candidate('aaaab') == 'AAAAB'
    assert candidate('bbbbbbbab') == 'BAABBBAABBBAB'
    assert candidate('abbabbaabb') == 'ABBABBAABB'
    assert candidate('bbababbaab') == 'BAABBAAB'
    assert candidate('aba') == 'ABA'
    assert candidate('bbabbaabb') == 'BBABBAABB'
    assert candidate('ababa') == 'ABABA'
    assert candidate('bbbabbb') == 'BAABBABAABB'
    assert candidate('bbbaaabbb') == 'BAABBAAABAABB'
    assert candidate('bba') == 'BBA'
    assert candidate('babbabbaa') == 'BABBABBAA'
    assert candidate('baa') == 'BAA'
    assert candidate('bbababa') == 'BBA'
    assert candidate('babab') == 'B'
    assert candidate('abbabbbaba') == 'ABBABAABBABA'
    assert candidate('a') == 'A'
    assert candidate('bab') == 'BAB'
    assert candidate('aabbbaaa') == 'AABAABBAAA'

Input: abbbb

Output: ABAABBB

Input: b

Output: B

Input: a

Output: A

Input: baab

Output: BAAB

Input: bab

Output: BAB

Input: bbbbbbbaab

Output: BAABBBAABBBAAB

Input: babbabbaab

Output: BABBABBAAB

Input: aaabaaabba

Output: AAABAAABBA

Input: aba

Output: ABA

Input: bbbab

Output: BAABBAB

Input: bb

Output: BB

Input: aaabaaaa

Output: AAABAAAA

Input: baababaab

Output: BAABABAAB

Input: aaababab

Output: AAAB

Input: baabbaaba

Output: BAABBAABA

Input: a

Output: A

Input: aaabaaab

Output: AAABAAAB

Input: aabbaa

Output: AABBAA

Input: aabb

Output: AABB

Input: abbbaa

Output: ABAABBAA

Input: aaa

Output: AAA

Input: ababbaa

Output: ABABBAA

Input: aaaab

Output: AAAAB

Input: bbbbbbbab

Output: BAABBBAABBBAB

Input: abbabbaabb

Output: ABBABBAABB

Input: bbababbaab

Output: BAABBAAB

Input: aba

Output: ABA

Input: bbabbaabb

Output: BBABBAABB

Input: ababa

Output: ABABA

Input: bbbabbb

Output: BAABBABAABB

Input: bbbaaabbb

Output: BAABBAAABAABB

Input: bba

Output: BBA

Input: babbabbaa

Output: BABBABBAA

Input: baa

Output: BAA

Input: bbababa

Output: BBA

Input: babab

Output: B

Input: abbabbbaba

Output: ABBABAABBABA

Input: a

Output: A

Input: bab

Output: BAB

Input: aabbbaaa

Output: AABAABBAAA


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('bb') == 'bb'
        >>> apply_pipeline('bb') == 'bb'
        >>> apply_pipeline('abbbaaaa') == 'abbbaaaa'
        >>> apply_pipeline('aaaaaaaaba') == 'aaaaaaaaba'
        >>> apply_pipeline('babababba') == 'babababba'
        >>> apply_pipeline('babaababb') == 'babaababb'
        >>> apply_pipeline('b') == 'b'
        >>> apply_pipeline('babbbbba') == 'babbbbba'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('bb') == 'bb'
    assert candidate('bb') == 'bb'
    assert candidate('abbbaaaa') == 'abbbaaaa'
    assert candidate('aaaaaaaaba') == 'aaaaaaaaba'
    assert candidate('babababba') == 'babababba'
    assert candidate('babaababb') == 'babaababb'
    assert candidate('b') == 'b'
    assert candidate('babbbbba') == 'babbbbba'

    # hidden tests
    assert candidate('ba') == 'ba'
    assert candidate('abbbb') == 'abbbb'
    assert candidate('abababaa') == 'abababaa'
    assert candidate('bbbbaa') == 'bbbbaa'
    assert candidate('bbbababba') == 'bbbababba'
    assert candidate('ab') == 'ab'
    assert candidate('bbb') == 'bbb'
    assert candidate('baabbabb') == 'baabbabb'
    assert candidate('bb') == 'bb'
    assert candidate('bbaa') == 'bbaa'
    assert candidate('a') == 'a'
    assert candidate('aabaaaba') == 'aabaaaba'
    assert candidate('aa') == 'aa'
    assert candidate('aabbba') == 'aabbba'
    assert candidate('bbaaa') == 'bbaaa'
    assert candidate('bb') == 'bb'
    assert candidate('baaabaa') == 'baaabaa'
    assert candidate('aabab') == 'aabab'
    assert candidate('abaa') == 'abaa'
    assert candidate('b') == 'b'
    assert candidate('bbabaa') == 'bbabaa'
    assert candidate('bba') == 'bba'
    assert candidate('abbbaa') == 'abbbaa'
    assert candidate('aaba') == 'aaba'
    assert candidate('bba') == 'bba'
    assert candidate('aaaab') == 'aaaab'
    assert candidate('aaabaabb') == 'aaabaabb'
    assert candidate('bbbb') == 'bbbb'
    assert candidate('bbaba') == 'bbaba'
    assert candidate('bbabbbab') == 'bbabbbab'
    assert candidate('aabbbaba') == 'aabbbaba'
    assert candidate('aababaaaba') == 'aababaaaba'

Input: bb

Output: bb

Input: bb

Output: bb

Input: abbbaaaa

Output: abbbaaaa

Input: aaaaaaaaba

Output: aaaaaaaaba

Input: babababba

Output: babababba

Input: babaababb

Output: babaababb

Input: b

Output: b

Input: babbbbba

Output: babbbbba

Input: ba

Output: ba

Input: abbbb

Output: abbbb

Input: abababaa

Output: abababaa

Input: bbbbaa

Output: bbbbaa

Input: bbbababba

Output: bbbababba

Input: ab

Output: ab

Input: bbb

Output: bbb

Input: baabbabb

Output: baabbabb

Input: bb

Output: bb

Input: bbaa

Output: bbaa

Input: a

Output: a

Input: aabaaaba

Output: aabaaaba

Input: aa

Output: aa

Input: aabbba

Output: aabbba

Input: bbaaa

Output: bbaaa

Input: bb

Output: bb

Input: baaabaa

Output: baaabaa

Input: aabab

Output: aabab

Input: abaa

Output: abaa

Input: b

Output: b

Input: bbabaa

Output: bbabaa

Input: bba

Output: bba

Input: abbbaa

Output: abbbaa

Input: aaba

Output: aaba

Input: bba

Output: bba

Input: aaaab

Output: aaaab

Input: aaabaabb

Output: aaabaabb

Input: bbbb

Output: bbbb

Input: bbaba

Output: bbaba

Input: bbabbbab

Output: bbabbbab

Input: aabbbaba

Output: aabbbaba

Input: aababaaaba

Output: aababaaaba


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aaabba') == 'aaabba'
        >>> apply_pipeline('abbb') == 'abbb'
        >>> apply_pipeline('abbbaaaab') == 'abbbaaaab'
        >>> apply_pipeline('aba') == 'aba'
        >>> apply_pipeline('aaaa') == 'aaaa'
        >>> apply_pipeline('aab') == 'aab'
        >>> apply_pipeline('bbb') == 'bbb'
        >>> apply_pipeline('babbbaaa') == 'babbbaaa'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aaabba') == 'aaabba'
    assert candidate('abbb') == 'abbb'
    assert candidate('abbbaaaab') == 'abbbaaaab'
    assert candidate('aba') == 'aba'
    assert candidate('aaaa') == 'aaaa'
    assert candidate('aab') == 'aab'
    assert candidate('bbb') == 'bbb'
    assert candidate('babbbaaa') == 'babbbaaa'

    # hidden tests
    assert candidate('abab') == 'abab'
    assert candidate('bbaababb') == 'bbaababb'
    assert candidate('bbbbaba') == 'bbbbaba'
    assert candidate('babababbab') == 'babababbab'
    assert candidate('ababbaa') == 'ababbaa'
    assert candidate('bba') == 'bba'
    assert candidate('abbababb') == 'abbababb'
    assert candidate('aab') == 'aab'
    assert candidate('bbbaa') == 'bbbaa'
    assert candidate('abbaab') == 'abbaab'
    assert candidate('babbabbba') == 'babbabbba'
    assert candidate('babb') == 'babb'
    assert candidate('aabbaaa') == 'aabbaaa'
    assert candidate('aa') == 'aa'
    assert candidate('ba') == 'ba'
    assert candidate('bbaaa') == 'bbaaa'
    assert candidate('baaaaaaa') == 'baaaaaaa'
    assert candidate('aabaaaa') == 'aabaaaa'
    assert candidate('abaa') == 'abaa'
    assert candidate('aa') == 'aa'
    assert candidate('aabaaaa') == 'aabaaaa'
    assert candidate('aaaabbaa') == 'aaaabbaa'
    assert candidate('ab') == 'ab'
    assert candidate('aaabbbbaaa') == 'aaabbbbaaa'
    assert candidate('ab') == 'ab'
    assert candidate('baabbab') == 'baabbab'
    assert candidate('baba') == 'baba'
    assert candidate('bbbbaa') == 'bbbbaa'
    assert candidate('abaabaaa') == 'abaabaaa'
    assert candidate('aaaaa') == 'aaaaa'
    assert candidate('aaaaa') == 'aaaaa'
    assert candidate('aabaaba') == 'aabaaba'

Input: aaabba

Output: aaabba

Input: abbb

Output: abbb

Input: abbbaaaab

Output: abbbaaaab

Input: aba

Output: aba

Input: aaaa

Output: aaaa

Input: aab

Output: aab

Input: bbb

Output: bbb

Input: babbbaaa

Output: babbbaaa

Input: abab

Output: abab

Input: bbaababb

Output: bbaababb

Input: bbbbaba

Output: bbbbaba

Input: babababbab

Output: babababbab

Input: ababbaa

Output: ababbaa

Input: bba

Output: bba

Input: abbababb

Output: abbababb

Input: aab

Output: aab

Input: bbbaa

Output: bbbaa

Input: abbaab

Output: abbaab

Input: babbabbba

Output: babbabbba

Input: babb

Output: babb

Input: aabbaaa

Output: aabbaaa

Input: aa

Output: aa

Input: ba

Output: ba

Input: bbaaa

Output: bbaaa

Input: baaaaaaa

Output: baaaaaaa

Input: aabaaaa

Output: aabaaaa

Input: abaa

Output: abaa

Input: aa

Output: aa

Input: aabaaaa

Output: aabaaaa

Input: aaaabbaa

Output: aaaabbaa

Input: ab

Output: ab

Input: aaabbbbaaa

Output: aaabbbbaaa

Input: ab

Output: ab

Input: baabbab

Output: baabbab

Input: baba

Output: baba

Input: bbbbaa

Output: bbbbaa

Input: abaabaaa

Output: abaabaaa

Input: aaaaa

Output: aaaaa

Input: aaaaa

Output: aaaaa

Input: aabaaba

Output: aabaaba


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('bbaaabbaaa') == 'BaaAaaaaAA'
        >>> apply_pipeline('bbbbbb') == 'BBBBBB'
        >>> apply_pipeline('bbaabbb') == 'BaaaaBB'
        >>> apply_pipeline('a') == 'A'
        >>> apply_pipeline('aababbaba') == 'AaaaaaaBA'
        >>> apply_pipeline('aabababbab') == 'AaaaaaaaaB'
        >>> apply_pipeline('bbbbbaa') == 'BBBBaaA'
        >>> apply_pipeline('baaaabbb') == 'BAAAaaBB'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.replace('bba', 'bab')
    s = s.upper()
    s = s.replace('AB', 'aa')
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('bbaaabbaaa') == 'BaaAaaaaAA'
    assert candidate('bbbbbb') == 'BBBBBB'
    assert candidate('bbaabbb') == 'BaaaaBB'
    assert candidate('a') == 'A'
    assert candidate('aababbaba') == 'AaaaaaaBA'
    assert candidate('aabababbab') == 'AaaaaaaaaB'
    assert candidate('bbbbbaa') == 'BBBBaaA'
    assert candidate('baaaabbb') == 'BAAAaaBB'

    # hidden tests
    assert candidate('a') == 'A'
    assert candidate('bbabbbbbab') == 'BaaBBBBaaB'
    assert candidate('abbb') == 'aaBB'
    assert candidate('aab') == 'Aaa'
    assert candidate('baababaa') == 'BAaaaaAA'
    assert candidate('abaaa') == 'aaAAA'
    assert candidate('baabaab') == 'BAaaAaa'
    assert candidate('abb') == 'aaB'
    assert candidate('bbab') == 'BaaB'
    assert candidate('baba') == 'BaaA'
    assert candidate('abba') == 'aaaa'
    assert candidate('bbbba') == 'BBBaa'
    assert candidate('abbaa') == 'aaaaA'
    assert candidate('ab') == 'aa'
    assert candidate('bbbbbb') == 'BBBBBB'
    assert candidate('aba') == 'aaA'
    assert candidate('baaba') == 'BAaaA'
    assert candidate('aab') == 'Aaa'
    assert candidate('babbb') == 'BaaBB'
    assert candidate('bab') == 'Baa'
    assert candidate('ababbaba') == 'aaaaaaBA'
    assert candidate('a') == 'A'
    assert candidate('babbaabb') == 'BaaaaaaB'
    assert candidate('aaabbabbaa') == 'AAaaaaBaaA'
    assert candidate('a') == 'A'
    assert candidate('bbb') == 'BBB'
    assert candidate('bbab') == 'BaaB'
    assert candidate('aabb') == 'AaaB'
    assert candidate('b') == 'B'
    assert candidate('baabbab') == 'BAaaaaB'
    assert candidate('aaaba') == 'AAaaA'
    assert candidate('bababba') == 'Baaaaaa'

Input: bbaaabbaaa

Output: BaaAaaaaAA

Input: bbbbbb

Output: BBBBBB

Input: bbaabbb

Output: BaaaaBB

Input: a

Output: A

Input: aababbaba

Output: AaaaaaaBA

Input: aabababbab

Output: AaaaaaaaaB

Input: bbbbbaa

Output: BBBBaaA

Input: baaaabbb

Output: BAAAaaBB

Input: a

Output: A

Input: bbabbbbbab

Output: BaaBBBBaaB

Input: abbb

Output: aaBB

Input: aab

Output: Aaa

Input: baababaa

Output: BAaaaaAA

Input: abaaa

Output: aaAAA

Input: baabaab

Output: BAaaAaa

Input: abb

Output: aaB

Input: bbab

Output: BaaB

Input: baba

Output: BaaA

Input: abba

Output: aaaa

Input: bbbba

Output: BBBaa

Input: abbaa

Output: aaaaA

Input: ab

Output: aa

Input: bbbbbb

Output: BBBBBB

Input: aba

Output: aaA

Input: baaba

Output: BAaaA

Input: aab

Output: Aaa

Input: babbb

Output: BaaBB

Input: bab

Output: Baa

Input: ababbaba

Output: aaaaaaBA

Input: a

Output: A

Input: babbaabb

Output: BaaaaaaB

Input: aaabbabbaa

Output: AAaaaaBaaA

Input: a

Output: A

Input: bbb

Output: BBB

Input: bbab

Output: BaaB

Input: aabb

Output: AaaB

Input: b

Output: B

Input: baabbab

Output: BAaaaaB

Input: aaaba

Output: AAaaA

Input: bababba

Output: Baaaaaa


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('ba') == 'ba'
        >>> apply_pipeline('abbbababab') == 'bbababab'
        >>> apply_pipeline('aabbbaa') == 'abbaa'
        >>> apply_pipeline('bbabaaab') == 'bbabaaab'
        >>> apply_pipeline('babbaaaa') == 'bbaaaa'
        >>> apply_pipeline('abbbaabb') == 'bbab'
        >>> apply_pipeline('bab') == 'bab'
        >>> apply_pipeline('a') == 'a'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.lower()
    s = s.replace('abb', 'b')
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('ba') == 'ba'
    assert candidate('abbbababab') == 'bbababab'
    assert candidate('aabbbaa') == 'abbaa'
    assert candidate('bbabaaab') == 'bbabaaab'
    assert candidate('babbaaaa') == 'bbaaaa'
    assert candidate('abbbaabb') == 'bbab'
    assert candidate('bab') == 'bab'
    assert candidate('a') == 'a'

    # hidden tests
    assert candidate('abaa') == 'abaa'
    assert candidate('abaaaaab') == 'abaaaaab'
    assert candidate('babab') == 'babab'
    assert candidate('aaaaaab') == 'aaaaaab'
    assert candidate('aaaaabbbb') == 'aaaabbb'
    assert candidate('bbabbbbb') == 'bbbbbb'
    assert candidate('bbbaab') == 'bbbaab'
    assert candidate('abbabaaaa') == 'babaaaa'
    assert candidate('abbaaaa') == 'baaaa'
    assert candidate('aaaa') == 'aaaa'
    assert candidate('abbbab') == 'bbab'
    assert candidate('a') == 'a'
    assert candidate('bababab') == 'bababab'
    assert candidate('bababbbb') == 'babbbb'
    assert candidate('abb') == 'b'
    assert candidate('ababbaaab') == 'abbaaab'
    assert candidate('b') == 'b'
    assert candidate('bbabaaaaba') == 'bbabaaaaba'
    assert candidate('baababab') == 'baababab'
    assert candidate('babbabbbbb') == 'bbbbbb'
    assert candidate('bbaaaab') == 'bbaaaab'
    assert candidate('ba') == 'ba'
    assert candidate('abbbb') == 'bbb'
    assert candidate('baabb') == 'bab'
    assert candidate('baabbbaabb') == 'babbab'
    assert candidate('baa') == 'baa'
    assert candidate('aababbaba') == 'aabbaba'
    assert candidate('baaab') == 'baaab'
    assert candidate('ab') == 'ab'
    assert candidate('b') == 'b'
    assert candidate('aabbbbbabb') == 'abbbbb'
    assert candidate('aaabb') == 'aab'

Input: ba

Output: ba

Input: abbbababab

Output: bbababab

Input: aabbbaa

Output: abbaa

Input: bbabaaab

Output: bbabaaab

Input: babbaaaa

Output: bbaaaa

Input: abbbaabb

Output: bbab

Input: bab

Output: bab

Input: a

Output: a

Input: abaa

Output: abaa

Input: abaaaaab

Output: abaaaaab

Input: babab

Output: babab

Input: aaaaaab

Output: aaaaaab

Input: aaaaabbbb

Output: aaaabbb

Input: bbabbbbb

Output: bbbbbb

Input: bbbaab

Output: bbbaab

Input: abbabaaaa

Output: babaaaa

Input: abbaaaa

Output: baaaa

Input: aaaa

Output: aaaa

Input: abbbab

Output: bbab

Input: a

Output: a

Input: bababab

Output: bababab

Input: bababbbb

Output: babbbb

Input: abb

Output: b

Input: ababbaaab

Output: abbaaab

Input: b

Output: b

Input: bbabaaaaba

Output: bbabaaaaba

Input: baababab

Output: baababab

Input: babbabbbbb

Output: bbbbbb

Input: bbaaaab

Output: bbaaaab

Input: ba

Output: ba

Input: abbbb

Output: bbb

Input: baabb

Output: bab

Input: baabbbaabb

Output: babbab

Input: baa

Output: baa

Input: aababbaba

Output: aabbaba

Input: baaab

Output: baaab

Input: ab

Output: ab

Input: b

Output: b

Input: aabbbbbabb

Output: abbbbb

Input: aaabb

Output: aab


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aabbbbabbb') == 'AABBaabbB'
        >>> apply_pipeline('aabbaaabab') == 'AABBAAAAB'
        >>> apply_pipeline('bbbbb') == 'BBBBB'
        >>> apply_pipeline('abbb') == 'ABBB'
        >>> apply_pipeline('ababab') == 'AABAB'
        >>> apply_pipeline('ab') == 'AB'
        >>> apply_pipeline('bbabaa') == 'BABAA'
        >>> apply_pipeline('aa') == 'AA'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.lower()
    s = s.replace('bab', 'ab')
    s = s.upper()
    s = s.replace('BABB', 'aabb')
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aabbbbabbb') == 'AABBaabbB'
    assert candidate('aabbaaabab') == 'AABBAAAAB'
    assert candidate('bbbbb') == 'BBBBB'
    assert candidate('abbb') == 'ABBB'
    assert candidate('ababab') == 'AABAB'
    assert candidate('ab') == 'AB'
    assert candidate('bbabaa') == 'BABAA'
    assert candidate('aa') == 'AA'

    # hidden tests
    assert candidate('babb') == 'ABB'
    assert candidate('bbaaabab') == 'BBAAAAB'
    assert candidate('aabbb') == 'AABBB'
    assert candidate('bbbb') == 'BBBB'
    assert candidate('baabbba') == 'BAABBBA'
    assert candidate('a') == 'A'
    assert candidate('bbbaaa') == 'BBBAAA'
    assert candidate('babaabaaba') == 'ABAABAABA'
    assert candidate('bababab') == 'ABAAB'
    assert candidate('abaaaaaaa') == 'ABAAAAAAA'
    assert candidate('aa') == 'AA'
    assert candidate('bbbbabaaab') == 'BBBABAAAB'
    assert candidate('bbab') == 'BAB'
    assert candidate('bbabaa') == 'BABAA'
    assert candidate('bbbbab') == 'BBBAB'
    assert candidate('babbbbaa') == 'ABBBBAA'
    assert candidate('bb') == 'BB'
    assert candidate('abbbbaabba') == 'ABBBBAABBA'
    assert candidate('a') == 'A'
    assert candidate('aaaabb') == 'AAAABB'
    assert candidate('bbb') == 'BBB'
    assert candidate('aababaabb') == 'AAABAABB'
    assert candidate('bb') == 'BB'
    assert candidate('a') == 'A'
    assert candidate('a') == 'A'
    assert candidate('aababbbbab') == 'AAABBBAB'
    assert candidate('babaabaa') == 'ABAABAA'
    assert candidate('bb') == 'BB'
    assert candidate('aaaaaabb') == 'AAAAAABB'
    assert candidate('bab') == 'AB'
    assert candidate('aa') == 'AA'
    assert candidate('aabbababaa') == 'AABABABAA'

Input: aabbbbabbb

Output: AABBaabbB

Input: aabbaaabab

Output: AABBAAAAB

Input: bbbbb

Output: BBBBB

Input: abbb

Output: ABBB

Input: ababab

Output: AABAB

Input: ab

Output: AB

Input: bbabaa

Output: BABAA

Input: aa

Output: AA

Input: babb

Output: ABB

Input: bbaaabab

Output: BBAAAAB

Input: aabbb

Output: AABBB

Input: bbbb

Output: BBBB

Input: baabbba

Output: BAABBBA

Input: a

Output: A

Input: bbbaaa

Output: BBBAAA

Input: babaabaaba

Output: ABAABAABA

Input: bababab

Output: ABAAB

Input: abaaaaaaa

Output: ABAAAAAAA

Input: aa

Output: AA

Input: bbbbabaaab

Output: BBBABAAAB

Input: bbab

Output: BAB

Input: bbabaa

Output: BABAA

Input: bbbbab

Output: BBBAB

Input: babbbbaa

Output: ABBBBAA

Input: bb

Output: BB

Input: abbbbaabba

Output: ABBBBAABBA

Input: a

Output: A

Input: aaaabb

Output: AAAABB

Input: bbb

Output: BBB

Input: aababaabb

Output: AAABAABB

Input: bb

Output: BB

Input: a

Output: A

Input: a

Output: A

Input: aababbbbab

Output: AAABBBAB

Input: babaabaa

Output: ABAABAA

Input: bb

Output: BB

Input: aaaaaabb

Output: AAAAAABB

Input: bab

Output: AB

Input: aa

Output: AA

Input: aabbababaa

Output: AABABABAA


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('a') == 'a'
        >>> apply_pipeline('aaba') == 'aaba'
        >>> apply_pipeline('baaaaababa') == 'baaaaababa'
        >>> apply_pipeline('babbbababb') == 'babbbababb'
        >>> apply_pipeline('baabaabb') == 'baabaabb'
        >>> apply_pipeline('abaaaaba') == 'abaaaaba'
        >>> apply_pipeline('bbba') == 'bbba'
        >>> apply_pipeline('babaaaaa') == 'babaaaaa'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('a') == 'a'
    assert candidate('aaba') == 'aaba'
    assert candidate('baaaaababa') == 'baaaaababa'
    assert candidate('babbbababb') == 'babbbababb'
    assert candidate('baabaabb') == 'baabaabb'
    assert candidate('abaaaaba') == 'abaaaaba'
    assert candidate('bbba') == 'bbba'
    assert candidate('babaaaaa') == 'babaaaaa'

    # hidden tests
    assert candidate('bbb') == 'bbb'
    assert candidate('abbba') == 'abbba'
    assert candidate('aaaabbabb') == 'aaaabbabb'
    assert candidate('abaabaaa') == 'abaabaaa'
    assert candidate('bbaababaa') == 'bbaababaa'
    assert candidate('abba') == 'abba'
    assert candidate('bbbaababa') == 'bbbaababa'
    assert candidate('a') == 'a'
    assert candidate('aa') == 'aa'
    assert candidate('babbaab') == 'babbaab'
    assert candidate('bbabab') == 'bbabab'
    assert candidate('baabaaab') == 'baabaaab'
    assert candidate('baabbaaab') == 'baabbaaab'
    assert candidate('b') == 'b'
    assert candidate('aabbbaa') == 'aabbbaa'
    assert candidate('abbaabb') == 'abbaabb'
    assert candidate('bbbaaabb') == 'bbbaaabb'
    assert candidate('a') == 'a'
    assert candidate('aaabb') == 'aaabb'
    assert candidate('abaaa') == 'abaaa'
    assert candidate('abaaaaba') == 'abaaaaba'
    assert candidate('bbabbaa') == 'bbabbaa'
    assert candidate('abab') == 'abab'
    assert candidate('bbbaaaba') == 'bbbaaaba'
    assert candidate('aaa') == 'aaa'
    assert candidate('aabaab') == 'aabaab'
    assert candidate('aaabbab') == 'aaabbab'
    assert candidate('b') == 'b'
    assert candidate('b') == 'b'
    assert candidate('abaa') == 'abaa'
    assert candidate('baaaabaabb') == 'baaaabaabb'
    assert candidate('baaabbaabb') == 'baaabbaabb'

Input: a

Output: a

Input: aaba

Output: aaba

Input: baaaaababa

Output: baaaaababa

Input: babbbababb

Output: babbbababb

Input: baabaabb

Output: baabaabb

Input: abaaaaba

Output: abaaaaba

Input: bbba

Output: bbba

Input: babaaaaa

Output: babaaaaa

Input: bbb

Output: bbb

Input: abbba

Output: abbba

Input: aaaabbabb

Output: aaaabbabb

Input: abaabaaa

Output: abaabaaa

Input: bbaababaa

Output: bbaababaa

Input: abba

Output: abba

Input: bbbaababa

Output: bbbaababa

Input: a

Output: a

Input: aa

Output: aa

Input: babbaab

Output: babbaab

Input: bbabab

Output: bbabab

Input: baabaaab

Output: baabaaab

Input: baabbaaab

Output: baabbaaab

Input: b

Output: b

Input: aabbbaa

Output: aabbbaa

Input: abbaabb

Output: abbaabb

Input: bbbaaabb

Output: bbbaaabb

Input: a

Output: a

Input: aaabb

Output: aaabb

Input: abaaa

Output: abaaa

Input: abaaaaba

Output: abaaaaba

Input: bbabbaa

Output: bbabbaa

Input: abab

Output: abab

Input: bbbaaaba

Output: bbbaaaba

Input: aaa

Output: aaa

Input: aabaab

Output: aabaab

Input: aaabbab

Output: aaabbab

Input: b

Output: b

Input: b

Output: b

Input: abaa

Output: abaa

Input: baaaabaabb

Output: baaaabaabb

Input: baaabbaabb

Output: baaabbaabb


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('abab') == 'abab'
        >>> apply_pipeline('bababa') == 'bababa'
        >>> apply_pipeline('aaabba') == 'aaabba'
        >>> apply_pipeline('bbbbaaab') == 'bbbbaaab'
        >>> apply_pipeline('bbbbabb') == 'bbbbabb'
        >>> apply_pipeline('bbababbba') == 'bbababbba'
        >>> apply_pipeline('aa') == 'aa'
        >>> apply_pipeline('a') == 'a'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('abab') == 'abab'
    assert candidate('bababa') == 'bababa'
    assert candidate('aaabba') == 'aaabba'
    assert candidate('bbbbaaab') == 'bbbbaaab'
    assert candidate('bbbbabb') == 'bbbbabb'
    assert candidate('bbababbba') == 'bbababbba'
    assert candidate('aa') == 'aa'
    assert candidate('a') == 'a'

    # hidden tests
    assert candidate('ababa') == 'ababa'
    assert candidate('bbabaa') == 'bbabaa'
    assert candidate('abbaa') == 'abbaa'
    assert candidate('bbbbababb') == 'bbbbababb'
    assert candidate('abbaa') == 'abbaa'
    assert candidate('b') == 'b'
    assert candidate('b') == 'b'
    assert candidate('baaaaa') == 'baaaaa'
    assert candidate('babbaba') == 'babbaba'
    assert candidate('bba') == 'bba'
    assert candidate('abbbabab') == 'abbbabab'
    assert candidate('bbbb') == 'bbbb'
    assert candidate('bbabaaba') == 'bbabaaba'
    assert candidate('ababbbabab') == 'ababbbabab'
    assert candidate('a') == 'a'
    assert candidate('baabaabb') == 'baabaabb'
    assert candidate('a') == 'a'
    assert candidate('aaabb') == 'aaabb'
    assert candidate('bbababaa') == 'bbababaa'
    assert candidate('babbabab') == 'babbabab'
    assert candidate('abaab') == 'abaab'
    assert candidate('abbb') == 'abbb'
    assert candidate('aabaabb') == 'aabaabb'
    assert candidate('abaa') == 'abaa'
    assert candidate('bbbbab') == 'bbbbab'
    assert candidate('abbbaaa') == 'abbbaaa'
    assert candidate('ababbaa') == 'ababbaa'
    assert candidate('aababaa') == 'aababaa'
    assert candidate('aab') == 'aab'
    assert candidate('bbbbbab') == 'bbbbbab'
    assert candidate('abaa') == 'abaa'
    assert candidate('babaaba') == 'babaaba'

Input: abab

Output: abab

Input: bababa

Output: bababa

Input: aaabba

Output: aaabba

Input: bbbbaaab

Output: bbbbaaab

Input: bbbbabb

Output: bbbbabb

Input: bbababbba

Output: bbababbba

Input: aa

Output: aa

Input: a

Output: a

Input: ababa

Output: ababa

Input: bbabaa

Output: bbabaa

Input: abbaa

Output: abbaa

Input: bbbbababb

Output: bbbbababb

Input: abbaa

Output: abbaa

Input: b

Output: b

Input: b

Output: b

Input: baaaaa

Output: baaaaa

Input: babbaba

Output: babbaba

Input: bba

Output: bba

Input: abbbabab

Output: abbbabab

Input: bbbb

Output: bbbb

Input: bbabaaba

Output: bbabaaba

Input: ababbbabab

Output: ababbbabab

Input: a

Output: a

Input: baabaabb

Output: baabaabb

Input: a

Output: a

Input: aaabb

Output: aaabb

Input: bbababaa

Output: bbababaa

Input: babbabab

Output: babbabab

Input: abaab

Output: abaab

Input: abbb

Output: abbb

Input: aabaabb

Output: aabaabb

Input: abaa

Output: abaa

Input: bbbbab

Output: bbbbab

Input: abbbaaa

Output: abbbaaa

Input: ababbaa

Output: ababbaa

Input: aababaa

Output: aababaa

Input: aab

Output: aab

Input: bbbbbab

Output: bbbbbab

Input: abaa

Output: abaa

Input: babaaba

Output: babaaba


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('bbaaaab') == 'BBAAB'
        >>> apply_pipeline('b') == 'B'
        >>> apply_pipeline('bababb') == 'BABABB'
        >>> apply_pipeline('bbbbbaba') == 'BBBBBABA'
        >>> apply_pipeline('aab') == 'AAB'
        >>> apply_pipeline('a') == 'A'
        >>> apply_pipeline('abaabbbbaa') == 'ABBBBB'
        >>> apply_pipeline('abbaaaa') == 'ABBAA'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.upper()
    s = s.replace('BAA', 'b')
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('bbaaaab') == 'BBAAB'
    assert candidate('b') == 'B'
    assert candidate('bababb') == 'BABABB'
    assert candidate('bbbbbaba') == 'BBBBBABA'
    assert candidate('aab') == 'AAB'
    assert candidate('a') == 'A'
    assert candidate('abaabbbbaa') == 'ABBBBB'
    assert candidate('abbaaaa') == 'ABBAA'

    # hidden tests
    assert candidate('aab') == 'AAB'
    assert candidate('bbb') == 'BBB'
    assert candidate('aabaa') == 'AAB'
    assert candidate('bbbbbbaaba') == 'BBBBBBBA'
    assert candidate('abaabbbabb') == 'ABBBBABB'
    assert candidate('aaabbbbaab') == 'AAABBBBB'
    assert candidate('babbaaabaa') == 'BABBAB'
    assert candidate('bba') == 'BBA'
    assert candidate('aabbb') == 'AABBB'
    assert candidate('aaaaabbaa') == 'AAAAABB'
    assert candidate('abbaabb') == 'ABBBB'
    assert candidate('babab') == 'BABAB'
    assert candidate('ba') == 'BA'
    assert candidate('aaaaaabbba') == 'AAAAAABBBA'
    assert candidate('bbbbbaa') == 'BBBBB'
    assert candidate('aa') == 'AA'
    assert candidate('aabab') == 'AABAB'
    assert candidate('abaabbbba') == 'ABBBBBA'
    assert candidate('baab') == 'BB'
    assert candidate('aaab') == 'AAAB'
    assert candidate('bbb') == 'BBB'
    assert candidate('abbbbbba') == 'ABBBBBBA'
    assert candidate('aba') == 'ABA'
    assert candidate('ab') == 'AB'
    assert candidate('bbaabaabb') == 'BBBBB'
    assert candidate('baabbbabb') == 'BBBBABB'
    assert candidate('babaabaa') == 'BABB'
    assert candidate('a') == 'A'
    assert candidate('bbabbb') == 'BBABBB'
    assert candidate('bbababa') == 'BBABABA'
    assert candidate('bbba') == 'BBBA'
    assert candidate('ab') == 'AB'

Input: bbaaaab

Output: BBAAB

Input: b

Output: B

Input: bababb

Output: BABABB

Input: bbbbbaba

Output: BBBBBABA

Input: aab

Output: AAB

Input: a

Output: A

Input: abaabbbbaa

Output: ABBBBB

Input: abbaaaa

Output: ABBAA

Input: aab

Output: AAB

Input: bbb

Output: BBB

Input: aabaa

Output: AAB

Input: bbbbbbaaba

Output: BBBBBBBA

Input: abaabbbabb

Output: ABBBBABB

Input: aaabbbbaab

Output: AAABBBBB

Input: babbaaabaa

Output: BABBAB

Input: bba

Output: BBA

Input: aabbb

Output: AABBB

Input: aaaaabbaa

Output: AAAAABB

Input: abbaabb

Output: ABBBB

Input: babab

Output: BABAB

Input: ba

Output: BA

Input: aaaaaabbba

Output: AAAAAABBBA

Input: bbbbbaa

Output: BBBBB

Input: aa

Output: AA

Input: aabab

Output: AABAB

Input: abaabbbba

Output: ABBBBBA

Input: baab

Output: BB

Input: aaab

Output: AAAB

Input: bbb

Output: BBB

Input: abbbbbba

Output: ABBBBBBA

Input: aba

Output: ABA

Input: ab

Output: AB

Input: bbaabaabb

Output: BBBBB

Input: baabbbabb

Output: BBBBABB

Input: babaabaa

Output: BABB

Input: a

Output: A

Input: bbabbb

Output: BBABBB

Input: bbababa

Output: BBABABA

Input: bbba

Output: BBBA

Input: ab

Output: AB


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('bab') == 'BAAABAB'
        >>> apply_pipeline('aabaabba') == 'AAABAAAABABAAABAAAABBAAABA'
        >>> apply_pipeline('a') == 'AAABA'
        >>> apply_pipeline('bab') == 'BAAABAB'
        >>> apply_pipeline('abbab') == 'AAABBAAABAB'
        >>> apply_pipeline('b') == 'B'
        >>> apply_pipeline('ab') == 'AAABAB'
        >>> apply_pipeline('aabab') == 'AAABAAAABABAAABAB'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.replace('A', 'aaaba')
    s = s.replace('baBB', 'bb')
    s = s.lower()
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('bab') == 'BAAABAB'
    assert candidate('aabaabba') == 'AAABAAAABABAAABAAAABBAAABA'
    assert candidate('a') == 'AAABA'
    assert candidate('bab') == 'BAAABAB'
    assert candidate('abbab') == 'AAABBAAABAB'
    assert candidate('b') == 'B'
    assert candidate('ab') == 'AAABAB'
    assert candidate('aabab') == 'AAABAAAABABAAABAB'

    # hidden tests
    assert candidate('a') == 'AAABA'
    assert candidate('aaaaababbb') == 'AAABAAAABAAAABAAAABAAAABABAAABBB'
    assert candidate('a') == 'AAABA'
    assert candidate('ab') == 'AAABAB'
    assert candidate('babbbaaab') == 'BAAABBBAAABAAAABAAAABAB'
    assert candidate('bab') == 'BAAABAB'
    assert candidate('abbbbaa') == 'AAABBBBAAABAAAABA'
    assert candidate('bbab') == 'BBAAABAB'
    assert candidate('babaaaaaa') == 'BAAABABAAABAAAABAAAABAAAABAAAABAAAABA'
    assert candidate('babb') == 'BAAABB'
    assert candidate('ba') == 'BAAABA'
    assert candidate('bbbabb') == 'BBBAAABB'
    assert candidate('bbbbbaba') == 'BBBBBAAABABAAABA'
    assert candidate('aaaabaabb') == 'AAABAAAABAAAABAAAABABAAABAAAABB'
    assert candidate('bbabaab') == 'BBAAABABAAABAAAABAB'
    assert candidate('aaabbbbbb') == 'AAABAAAABAAAABBBBBB'
    assert candidate('aabbbab') == 'AAABAAAABBBAAABAB'
    assert candidate('bbaaa') == 'BBAAABAAAABAAAABA'
    assert candidate('bbbba') == 'BBBBAAABA'
    assert candidate('baab') == 'BAAABAAAABAB'
    assert candidate('aab') == 'AAABAAAABAB'
    assert candidate('a') == 'AAABA'
    assert candidate('bbab') == 'BBAAABAB'
    assert candidate('bbab') == 'BBAAABAB'
    assert candidate('aba') == 'AAABABAAABA'
    assert candidate('abbaba') == 'AAABBAAABABAAABA'
    assert candidate('bbaabbbbab') == 'BBAAABAAAABBBBAAABAB'
    assert candidate('abaabbb') == 'AAABABAAABAAAABBB'
    assert candidate('bbba') == 'BBBAAABA'
    assert candidate('bbbbbbbaaa') == 'BBBBBBBAAABAAAABAAAABA'
    assert candidate('bbbbababab') == 'BBBBAAABABAAABABAAABAB'
    assert candidate('bbbbbaba') == 'BBBBBAAABABAAABA'

Input: bab

Output: BAAABAB

Input: aabaabba

Output: AAABAAAABABAAABAAAABBAAABA

Input: a

Output: AAABA

Input: bab

Output: BAAABAB

Input: abbab

Output: AAABBAAABAB

Input: b

Output: B

Input: ab

Output: AAABAB

Input: aabab

Output: AAABAAAABABAAABAB

Input: a

Output: AAABA

Input: aaaaababbb

Output: AAABAAAABAAAABAAAABAAAABABAAABBB

Input: a

Output: AAABA

Input: ab

Output: AAABAB

Input: babbbaaab

Output: BAAABBBAAABAAAABAAAABAB

Input: bab

Output: BAAABAB

Input: abbbbaa

Output: AAABBBBAAABAAAABA

Input: bbab

Output: BBAAABAB

Input: babaaaaaa

Output: BAAABABAAABAAAABAAAABAAAABAAAABAAAABA

Input: babb

Output: BAAABB

Input: ba

Output: BAAABA

Input: bbbabb

Output: BBBAAABB

Input: bbbbbaba

Output: BBBBBAAABABAAABA

Input: aaaabaabb

Output: AAABAAAABAAAABAAAABABAAABAAAABB

Input: bbabaab

Output: BBAAABABAAABAAAABAB

Input: aaabbbbbb

Output: AAABAAAABAAAABBBBBB

Input: aabbbab

Output: AAABAAAABBBAAABAB

Input: bbaaa

Output: BBAAABAAAABAAAABA

Input: bbbba

Output: BBBBAAABA

Input: baab

Output: BAAABAAAABAB

Input: aab

Output: AAABAAAABAB

Input: a

Output: AAABA

Input: bbab

Output: BBAAABAB

Input: bbab

Output: BBAAABAB

Input: aba

Output: AAABABAAABA

Input: abbaba

Output: AAABBAAABABAAABA

Input: bbaabbbbab

Output: BBAAABAAAABBBBAAABAB

Input: abaabbb

Output: AAABABAAABAAAABBB

Input: bbba

Output: BBBAAABA

Input: bbbbbbbaaa

Output: BBBBBBBAAABAAAABAAAABA

Input: bbbbababab

Output: BBBBAAABABAAABABAAABAB

Input: bbbbbaba

Output: BBBBBAAABABAAABA


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('abbab') == 'ABBAB'
        >>> apply_pipeline('b') == 'B'
        >>> apply_pipeline('aaa') == 'AAA'
        >>> apply_pipeline('baba') == 'BABA'
        >>> apply_pipeline('aabbbabb') == 'AABBBABB'
        >>> apply_pipeline('baabab') == 'BAABAB'
        >>> apply_pipeline('babaababa') == 'BABAABABA'
        >>> apply_pipeline('bbbbbaabb') == 'BBBBBAABB'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('abbab') == 'ABBAB'
    assert candidate('b') == 'B'
    assert candidate('aaa') == 'AAA'
    assert candidate('baba') == 'BABA'
    assert candidate('aabbbabb') == 'AABBBABB'
    assert candidate('baabab') == 'BAABAB'
    assert candidate('babaababa') == 'BABAABABA'
    assert candidate('bbbbbaabb') == 'BBBBBAABB'

    # hidden tests
    assert candidate('abb') == 'ABB'
    assert candidate('bbbaaaaba') == 'BBBAAAABA'
    assert candidate('b') == 'B'
    assert candidate('ba') == 'BA'
    assert candidate('baabbaab') == 'BAABBAAB'
    assert candidate('ab') == 'AB'
    assert candidate('bbaaba') == 'BBAABA'
    assert candidate('bbaaa') == 'BBAAA'
    assert candidate('bbaaa') == 'BBAAA'
    assert candidate('ababbbab') == 'ABABBBAB'
    assert candidate('baabaab') == 'BAABAAB'
    assert candidate('baabb') == 'BAABB'
    assert candidate('abaaab') == 'ABAAAB'
    assert candidate('ba') == 'BA'
    assert candidate('bbbaa') == 'BBBAA'
    assert candidate('a') == 'A'
    assert candidate('baabb') == 'BAABB'
    assert candidate('abababab') == 'ABABABAB'
    assert candidate('b') == 'B'
    assert candidate('abaa') == 'ABAA'
    assert candidate('baaaabb') == 'BAAAABB'
    assert candidate('aaabaabbbb') == 'AAABAABBBB'
    assert candidate('babbaaa') == 'BABBAAA'
    assert candidate('abaabb') == 'ABAABB'
    assert candidate('bbaabbbbbb') == 'BBAABBBBBB'
    assert candidate('a') == 'A'
    assert candidate('babaaabbab') == 'BABAAABBAB'
    assert candidate('b') == 'B'
    assert candidate('bab') == 'BAB'
    assert candidate('babba') == 'BABBA'
    assert candidate('babab') == 'BABAB'
    assert candidate('bbabb') == 'BBABB'

Input: abbab

Output: ABBAB

Input: b

Output: B

Input: aaa

Output: AAA

Input: baba

Output: BABA

Input: aabbbabb

Output: AABBBABB

Input: baabab

Output: BAABAB

Input: babaababa

Output: BABAABABA

Input: bbbbbaabb

Output: BBBBBAABB

Input: abb

Output: ABB

Input: bbbaaaaba

Output: BBBAAAABA

Input: b

Output: B

Input: ba

Output: BA

Input: baabbaab

Output: BAABBAAB

Input: ab

Output: AB

Input: bbaaba

Output: BBAABA

Input: bbaaa

Output: BBAAA

Input: bbaaa

Output: BBAAA

Input: ababbbab

Output: ABABBBAB

Input: baabaab

Output: BAABAAB

Input: baabb

Output: BAABB

Input: abaaab

Output: ABAAAB

Input: ba

Output: BA

Input: bbbaa

Output: BBBAA

Input: a

Output: A

Input: baabb

Output: BAABB

Input: abababab

Output: ABABABAB

Input: b

Output: B

Input: abaa

Output: ABAA

Input: baaaabb

Output: BAAAABB

Input: aaabaabbbb

Output: AAABAABBBB

Input: babbaaa

Output: BABBAAA

Input: abaabb

Output: ABAABB

Input: bbaabbbbbb

Output: BBAABBBBBB

Input: a

Output: A

Input: babaaabbab

Output: BABAAABBAB

Input: b

Output: B

Input: bab

Output: BAB

Input: babba

Output: BABBA

Input: babab

Output: BABAB

Input: bbabb

Output: BBABB


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aababaa') == 'aabaa'
        >>> apply_pipeline('abaababaa') == 'abaabaa'
        >>> apply_pipeline('bb') == 'bb'
        >>> apply_pipeline('aabaaab') == 'aabaaab'
        >>> apply_pipeline('aaabaaabb') == 'aaabaaabb'
        >>> apply_pipeline('aaaba') == 'aaaba'
        >>> apply_pipeline('babbaabba') == 'bbaabba'
        >>> apply_pipeline('abbabbb') == 'abbbb'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.replace('bab', 'b')
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aababaa') == 'aabaa'
    assert candidate('abaababaa') == 'abaabaa'
    assert candidate('bb') == 'bb'
    assert candidate('aabaaab') == 'aabaaab'
    assert candidate('aaabaaabb') == 'aaabaaabb'
    assert candidate('aaaba') == 'aaaba'
    assert candidate('babbaabba') == 'bbaabba'
    assert candidate('abbabbb') == 'abbbb'

    # hidden tests
    assert candidate('ba') == 'ba'
    assert candidate('abaababa') == 'abaaba'
    assert candidate('aaaaaabbab') == 'aaaaaabb'
    assert candidate('b') == 'b'
    assert candidate('a') == 'a'
    assert candidate('bbbba') == 'bbbba'
    assert candidate('aa') == 'aa'
    assert candidate('aabaaaaa') == 'aabaaaaa'
    assert candidate('babbaababb') == 'bbaabb'
    assert candidate('baabbb') == 'baabbb'
    assert candidate('bbaababbab') == 'bbaabb'
    assert candidate('abbbbab') == 'abbbb'
    assert candidate('abbaab') == 'abbaab'
    assert candidate('aaaabaaa') == 'aaaabaaa'
    assert candidate('baba') == 'ba'
    assert candidate('aabb') == 'aabb'
    assert candidate('bbaaaabbaa') == 'bbaaaabbaa'
    assert candidate('aabaabaaba') == 'aabaabaaba'
    assert candidate('aabbabbaaa') == 'aabbbaaa'
    assert candidate('abaaaaa') == 'abaaaaa'
    assert candidate('ba') == 'ba'
    assert candidate('abbbbaba') == 'abbbba'
    assert candidate('baaaabbbab') == 'baaaabbb'
    assert candidate('bab') == 'b'
    assert candidate('babbababaa') == 'bbabaa'
    assert candidate('a') == 'a'
    assert candidate('bba') == 'bba'
    assert candidate('b') == 'b'
    assert candidate('bbaabaa') == 'bbaabaa'
    assert candidate('bbbbab') == 'bbbb'
    assert candidate('abbabbaaab') == 'abbbaaab'
    assert candidate('bbababbaba') == 'bbabba'

Input: aababaa

Output: aabaa

Input: abaababaa

Output: abaabaa

Input: bb

Output: bb

Input: aabaaab

Output: aabaaab

Input: aaabaaabb

Output: aaabaaabb

Input: aaaba

Output: aaaba

Input: babbaabba

Output: bbaabba

Input: abbabbb

Output: abbbb

Input: ba

Output: ba

Input: abaababa

Output: abaaba

Input: aaaaaabbab

Output: aaaaaabb

Input: b

Output: b

Input: a

Output: a

Input: bbbba

Output: bbbba

Input: aa

Output: aa

Input: aabaaaaa

Output: aabaaaaa

Input: babbaababb

Output: bbaabb

Input: baabbb

Output: baabbb

Input: bbaababbab

Output: bbaabb

Input: abbbbab

Output: abbbb

Input: abbaab

Output: abbaab

Input: aaaabaaa

Output: aaaabaaa

Input: baba

Output: ba

Input: aabb

Output: aabb

Input: bbaaaabbaa

Output: bbaaaabbaa

Input: aabaabaaba

Output: aabaabaaba

Input: aabbabbaaa

Output: aabbbaaa

Input: abaaaaa

Output: abaaaaa

Input: ba

Output: ba

Input: abbbbaba

Output: abbbba

Input: baaaabbbab

Output: baaaabbb

Input: bab

Output: b

Input: babbababaa

Output: bbabaa

Input: a

Output: a

Input: bba

Output: bba

Input: b

Output: b

Input: bbaabaa

Output: bbaabaa

Input: bbbbab

Output: bbbb

Input: abbabbaaab

Output: abbbaaab

Input: bbababbaba

Output: bbabba


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aaabb') == 'aaabb'
        >>> apply_pipeline('bb') == 'bb'
        >>> apply_pipeline('bbbbaaab') == 'bbbbaaab'
        >>> apply_pipeline('baaa') == 'baaa'
        >>> apply_pipeline('babab') == 'babab'
        >>> apply_pipeline('abbabababa') == 'abbabababa'
        >>> apply_pipeline('b') == 'b'
        >>> apply_pipeline('aaaba') == 'aaaba'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.lower()
    s = s.lower()
    s = s.replace('abaa', 'aba')
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aaabb') == 'aaabb'
    assert candidate('bb') == 'bb'
    assert candidate('bbbbaaab') == 'bbbbaaab'
    assert candidate('baaa') == 'baaa'
    assert candidate('babab') == 'babab'
    assert candidate('abbabababa') == 'abbabababa'
    assert candidate('b') == 'b'
    assert candidate('aaaba') == 'aaaba'

    # hidden tests
    assert candidate('aabbabba') == 'aabbabba'
    assert candidate('aababaa') == 'aababa'
    assert candidate('bbababaaba') == 'bbabababa'
    assert candidate('aa') == 'aa'
    assert candidate('bb') == 'bb'
    assert candidate('aaaaaaabbb') == 'aaaaaaabbb'
    assert candidate('abaabbab') == 'ababbab'
    assert candidate('bab') == 'bab'
    assert candidate('ab') == 'ab'
    assert candidate('bba') == 'bba'
    assert candidate('abb') == 'abb'
    assert candidate('bbaa') == 'bbaa'
    assert candidate('aabaa') == 'aaba'
    assert candidate('abbabbab') == 'abbabbab'
    assert candidate('bab') == 'bab'
    assert candidate('abaabbbbab') == 'ababbbbab'
    assert candidate('ababb') == 'ababb'
    assert candidate('aaabaaaa') == 'aaabaaa'
    assert candidate('baaa') == 'baaa'
    assert candidate('aaaa') == 'aaaa'
    assert candidate('babaabbb') == 'bababbb'
    assert candidate('baaaaaaaa') == 'baaaaaaaa'
    assert candidate('b') == 'b'
    assert candidate('bbab') == 'bbab'
    assert candidate('aaba') == 'aaba'
    assert candidate('bbabaaaab') == 'bbabaaab'
    assert candidate('aabaaabab') == 'aabaabab'
    assert candidate('aa') == 'aa'
    assert candidate('bbaaabbb') == 'bbaaabbb'
    assert candidate('aaaa') == 'aaaa'
    assert candidate('abbbabbb') == 'abbbabbb'
    assert candidate('abbaa') == 'abbaa'

Input: aaabb

Output: aaabb

Input: bb

Output: bb

Input: bbbbaaab

Output: bbbbaaab

Input: baaa

Output: baaa

Input: babab

Output: babab

Input: abbabababa

Output: abbabababa

Input: b

Output: b

Input: aaaba

Output: aaaba

Input: aabbabba

Output: aabbabba

Input: aababaa

Output: aababa

Input: bbababaaba

Output: bbabababa

Input: aa

Output: aa

Input: bb

Output: bb

Input: aaaaaaabbb

Output: aaaaaaabbb

Input: abaabbab

Output: ababbab

Input: bab

Output: bab

Input: ab

Output: ab

Input: bba

Output: bba

Input: abb

Output: abb

Input: bbaa

Output: bbaa

Input: aabaa

Output: aaba

Input: abbabbab

Output: abbabbab

Input: bab

Output: bab

Input: abaabbbbab

Output: ababbbbab

Input: ababb

Output: ababb

Input: aaabaaaa

Output: aaabaaa

Input: baaa

Output: baaa

Input: aaaa

Output: aaaa

Input: babaabbb

Output: bababbb

Input: baaaaaaaa

Output: baaaaaaaa

Input: b

Output: b

Input: bbab

Output: bbab

Input: aaba

Output: aaba

Input: bbabaaaab

Output: bbabaaab

Input: aabaaabab

Output: aabaabab

Input: aa

Output: aa

Input: bbaaabbb

Output: bbaaabbb

Input: aaaa

Output: aaaa

Input: abbbabbb

Output: abbbabbb

Input: abbaa

Output: abbaa


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aabbb') == 'AABBB'
        >>> apply_pipeline('a') == 'A'
        >>> apply_pipeline('bbb') == 'BBB'
        >>> apply_pipeline('baaaaaba') == 'ABBBAAABA'
        >>> apply_pipeline('bbabaaa') == 'BBAABBBA'
        >>> apply_pipeline('aabbaabb') == 'AABBAABB'
        >>> apply_pipeline('bbaabbab') == 'BBAABBAB'
        >>> apply_pipeline('bbb') == 'BBB'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.replace('BAAA', 'abbba')
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aabbb') == 'AABBB'
    assert candidate('a') == 'A'
    assert candidate('bbb') == 'BBB'
    assert candidate('baaaaaba') == 'ABBBAAABA'
    assert candidate('bbabaaa') == 'BBAABBBA'
    assert candidate('aabbaabb') == 'AABBAABB'
    assert candidate('bbaabbab') == 'BBAABBAB'
    assert candidate('bbb') == 'BBB'

    # hidden tests
    assert candidate('babaabb') == 'BABAABB'
    assert candidate('abaabababb') == 'ABAABABABB'
    assert candidate('bb') == 'BB'
    assert candidate('bbaaaaaa') == 'BABBBAAAA'
    assert candidate('bb') == 'BB'
    assert candidate('aabbbabb') == 'AABBBABB'
    assert candidate('bbbbb') == 'BBBBB'
    assert candidate('abbaaaaaa') == 'ABABBBAAAA'
    assert candidate('abbbabba') == 'ABBBABBA'
    assert candidate('bbaab') == 'BBAAB'
    assert candidate('bbbaabb') == 'BBBAABB'
    assert candidate('ababbbbbb') == 'ABABBBBBB'
    assert candidate('baba') == 'BABA'
    assert candidate('abaab') == 'ABAAB'
    assert candidate('ba') == 'BA'
    assert candidate('bbbbbbbba') == 'BBBBBBBBA'
    assert candidate('aaababbaba') == 'AAABABBABA'
    assert candidate('bb') == 'BB'
    assert candidate('babbbbaabb') == 'BABBBBAABB'
    assert candidate('bbab') == 'BBAB'
    assert candidate('bbbab') == 'BBBAB'
    assert candidate('b') == 'B'
    assert candidate('baabaabb') == 'BAABAABB'
    assert candidate('bbabb') == 'BBABB'
    assert candidate('abbabb') == 'ABBABB'
    assert candidate('bbbbb') == 'BBBBB'
    assert candidate('baabbaa') == 'BAABBAA'
    assert candidate('abaaba') == 'ABAABA'
    assert candidate('baabbbba') == 'BAABBBBA'
    assert candidate('babbaabba') == 'BABBAABBA'
    assert candidate('bbb') == 'BBB'
    assert candidate('ababa') == 'ABABA'

Input: aabbb

Output: AABBB

Input: a

Output: A

Input: bbb

Output: BBB

Input: baaaaaba

Output: ABBBAAABA

Input: bbabaaa

Output: BBAABBBA

Input: aabbaabb

Output: AABBAABB

Input: bbaabbab

Output: BBAABBAB

Input: bbb

Output: BBB

Input: babaabb

Output: BABAABB

Input: abaabababb

Output: ABAABABABB

Input: bb

Output: BB

Input: bbaaaaaa

Output: BABBBAAAA

Input: bb

Output: BB

Input: aabbbabb

Output: AABBBABB

Input: bbbbb

Output: BBBBB

Input: abbaaaaaa

Output: ABABBBAAAA

Input: abbbabba

Output: ABBBABBA

Input: bbaab

Output: BBAAB

Input: bbbaabb

Output: BBBAABB

Input: ababbbbbb

Output: ABABBBBBB

Input: baba

Output: BABA

Input: abaab

Output: ABAAB

Input: ba

Output: BA

Input: bbbbbbbba

Output: BBBBBBBBA

Input: aaababbaba

Output: AAABABBABA

Input: bb

Output: BB

Input: babbbbaabb

Output: BABBBBAABB

Input: bbab

Output: BBAB

Input: bbbab

Output: BBBAB

Input: b

Output: B

Input: baabaabb

Output: BAABAABB

Input: bbabb

Output: BBABB

Input: abbabb

Output: ABBABB

Input: bbbbb

Output: BBBBB

Input: baabbaa

Output: BAABBAA

Input: abaaba

Output: ABAABA

Input: baabbbba

Output: BAABBBBA

Input: babbaabba

Output: BABBAABBA

Input: bbb

Output: BBB

Input: ababa

Output: ABABA


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('aababb') == 'aabbabbb'
        >>> apply_pipeline('ab') == 'ab'
        >>> apply_pipeline('aabaabab') == 'aabbababbabb'
        >>> apply_pipeline('b') == 'b'
        >>> apply_pipeline('babba') == 'bbabbbbab'
        >>> apply_pipeline('abbb') == 'abbb'
        >>> apply_pipeline('babaaabaaa') == 'bbabbbabaabbabaa'
        >>> apply_pipeline('abaab') == 'abbabab'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.upper()
    s = s.replace('BA', 'bbab')
    s = s.lower()
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('aababb') == 'aabbabbb'
    assert candidate('ab') == 'ab'
    assert candidate('aabaabab') == 'aabbababbabb'
    assert candidate('b') == 'b'
    assert candidate('babba') == 'bbabbbbab'
    assert candidate('abbb') == 'abbb'
    assert candidate('babaaabaaa') == 'bbabbbabaabbabaa'
    assert candidate('abaab') == 'abbabab'

    # hidden tests
    assert candidate('ab') == 'ab'
    assert candidate('bbbaab') == 'bbbbabab'
    assert candidate('ba') == 'bbab'
    assert candidate('abbaaa') == 'abbbabaa'
    assert candidate('b') == 'b'
    assert candidate('aabaaa') == 'aabbabaa'
    assert candidate('bbaabbabbb') == 'bbbababbbabbbb'
    assert candidate('bbabbbbabb') == 'bbbabbbbbbabbb'
    assert candidate('abaabb') == 'abbababb'
    assert candidate('abbba') == 'abbbbab'
    assert candidate('bbaabbaa') == 'bbbababbbaba'
    assert candidate('ababa') == 'abbabbbab'
    assert candidate('bb') == 'bb'
    assert candidate('baabbb') == 'bbababbb'
    assert candidate('abbbab') == 'abbbbabb'
    assert candidate('ababb') == 'abbabbb'
    assert candidate('a') == 'a'
    assert candidate('aabaab') == 'aabbabab'
    assert candidate('babbbabab') == 'bbabbbbbabbbabb'
    assert candidate('ba') == 'bbab'
    assert candidate('aabba') == 'aabbbab'
    assert candidate('aabababb') == 'aabbabbbabbb'
    assert candidate('baabbbaabb') == 'bbababbbbababb'
    assert candidate('ba') == 'bbab'
    assert candidate('aabbaa') == 'aabbbaba'
    assert candidate('baaabbba') == 'bbabaabbbbab'
    assert candidate('bbbbbabbb') == 'bbbbbbabbbb'
    assert candidate('b') == 'b'
    assert candidate('baaaaab') == 'bbabaaaab'
    assert candidate('abaaaababa') == 'abbabaaabbabbbab'
    assert candidate('baabbb') == 'bbababbb'
    assert candidate('a') == 'a'

Input: aababb

Output: aabbabbb

Input: ab

Output: ab

Input: aabaabab

Output: aabbababbabb

Input: b

Output: b

Input: babba

Output: bbabbbbab

Input: abbb

Output: abbb

Input: babaaabaaa

Output: bbabbbabaabbabaa

Input: abaab

Output: abbabab

Input: ab

Output: ab

Input: bbbaab

Output: bbbbabab

Input: ba

Output: bbab

Input: abbaaa

Output: abbbabaa

Input: b

Output: b

Input: aabaaa

Output: aabbabaa

Input: bbaabbabbb

Output: bbbababbbabbbb

Input: bbabbbbabb

Output: bbbabbbbbbabbb

Input: abaabb

Output: abbababb

Input: abbba

Output: abbbbab

Input: bbaabbaa

Output: bbbababbbaba

Input: ababa

Output: abbabbbab

Input: bb

Output: bb

Input: baabbb

Output: bbababbb

Input: abbbab

Output: abbbbabb

Input: ababb

Output: abbabbb

Input: a

Output: a

Input: aabaab

Output: aabbabab

Input: babbbabab

Output: bbabbbbbabbbabb

Input: ba

Output: bbab

Input: aabba

Output: aabbbab

Input: aabababb

Output: aabbabbbabbb

Input: baabbbaabb

Output: bbababbbbababb

Input: ba

Output: bbab

Input: aabbaa

Output: aabbbaba

Input: baaabbba

Output: bbabaabbbbab

Input: bbbbbabbb

Output: bbbbbbabbbb

Input: b

Output: b

Input: baaaaab

Output: bbabaaaab

Input: abaaaababa

Output: abbabaaabbabbbab

Input: baabbb

Output: bbababbb

Input: a

Output: a


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('babaa') == 'baab'
        >>> apply_pipeline('bbaaaabba') == 'babaabba'
        >>> apply_pipeline('bbb') == 'bbb'
        >>> apply_pipeline('bbab') == 'bbab'
        >>> apply_pipeline('aaaaba') == 'aaaaba'
        >>> apply_pipeline('a') == 'a'
        >>> apply_pipeline('abaaaabbb') == 'aabaabbb'
        >>> apply_pipeline('baab') == 'abb'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.lower()
    s = s.replace('baa', 'ab')
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('babaa') == 'baab'
    assert candidate('bbaaaabba') == 'babaabba'
    assert candidate('bbb') == 'bbb'
    assert candidate('bbab') == 'bbab'
    assert candidate('aaaaba') == 'aaaaba'
    assert candidate('a') == 'a'
    assert candidate('abaaaabbb') == 'aabaabbb'
    assert candidate('baab') == 'abb'

    # hidden tests
    assert candidate('abaaabaa') == 'aabaab'
    assert candidate('ababbababa') == 'ababbababa'
    assert candidate('baa') == 'ab'
    assert candidate('abaabaab') == 'aababb'
    assert candidate('babbabb') == 'babbabb'
    assert candidate('abbb') == 'abbb'
    assert candidate('bababa') == 'bababa'
    assert candidate('baabb') == 'abbb'
    assert candidate('aaaaaab') == 'aaaaaab'
    assert candidate('aaa') == 'aaa'
    assert candidate('aabaabaab') == 'aaababb'
    assert candidate('b') == 'b'
    assert candidate('a') == 'a'
    assert candidate('abbbb') == 'abbbb'
    assert candidate('ababaabb') == 'abaabbb'
    assert candidate('bbababab') == 'bbababab'
    assert candidate('aaaa') == 'aaaa'
    assert candidate('b') == 'b'
    assert candidate('a') == 'a'
    assert candidate('abbbabbaba') == 'abbbabbaba'
    assert candidate('ab') == 'ab'
    assert candidate('bbaa') == 'bab'
    assert candidate('baabbaa') == 'abbab'
    assert candidate('abababbb') == 'abababbb'
    assert candidate('ababaabab') == 'abaabbab'
    assert candidate('baaaaaabab') == 'abaaaabab'
    assert candidate('bbaba') == 'bbaba'
    assert candidate('bbbb') == 'bbbb'
    assert candidate('abaaaaaa') == 'aabaaaa'
    assert candidate('bbbabbb') == 'bbbabbb'
    assert candidate('abaa') == 'aab'
    assert candidate('ababaabb') == 'abaabbb'

Input: babaa

Output: baab

Input: bbaaaabba

Output: babaabba

Input: bbb

Output: bbb

Input: bbab

Output: bbab

Input: aaaaba

Output: aaaaba

Input: a

Output: a

Input: abaaaabbb

Output: aabaabbb

Input: baab

Output: abb

Input: abaaabaa

Output: aabaab

Input: ababbababa

Output: ababbababa

Input: baa

Output: ab

Input: abaabaab

Output: aababb

Input: babbabb

Output: babbabb

Input: abbb

Output: abbb

Input: bababa

Output: bababa

Input: baabb

Output: abbb

Input: aaaaaab

Output: aaaaaab

Input: aaa

Output: aaa

Input: aabaabaab

Output: aaababb

Input: b

Output: b

Input: a

Output: a

Input: abbbb

Output: abbbb

Input: ababaabb

Output: abaabbb

Input: bbababab

Output: bbababab

Input: aaaa

Output: aaaa

Input: b

Output: b

Input: a

Output: a

Input: abbbabbaba

Output: abbbabbaba

Input: ab

Output: ab

Input: bbaa

Output: bab

Input: baabbaa

Output: abbab

Input: abababbb

Output: abababbb

Input: ababaabab

Output: abaabbab

Input: baaaaaabab

Output: abaaaabab

Input: bbaba

Output: bbaba

Input: bbbb

Output: bbbb

Input: abaaaaaa

Output: aabaaaa

Input: bbbabbb

Output: bbbabbb

Input: abaa

Output: aab

Input: ababaabb

Output: abaabbb


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('abababa') == 'abababa'
        >>> apply_pipeline('ba') == 'ba'
        >>> apply_pipeline('bba') == 'bba'
        >>> apply_pipeline('aabbb') == 'aabbb'
        >>> apply_pipeline('a') == 'a'
        >>> apply_pipeline('ababaaa') == 'ababaaa'
        >>> apply_pipeline('aabb') == 'aabb'
        >>> apply_pipeline('b') == 'b'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.lower()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('abababa') == 'abababa'
    assert candidate('ba') == 'ba'
    assert candidate('bba') == 'bba'
    assert candidate('aabbb') == 'aabbb'
    assert candidate('a') == 'a'
    assert candidate('ababaaa') == 'ababaaa'
    assert candidate('aabb') == 'aabb'
    assert candidate('b') == 'b'

    # hidden tests
    assert candidate('bbbb') == 'bbbb'
    assert candidate('ab') == 'ab'
    assert candidate('a') == 'a'
    assert candidate('bbabbbbba') == 'bbabbbbba'
    assert candidate('b') == 'b'
    assert candidate('bb') == 'bb'
    assert candidate('aaa') == 'aaa'
    assert candidate('bb') == 'bb'
    assert candidate('aaab') == 'aaab'
    assert candidate('bbbaaabb') == 'bbbaaabb'
    assert candidate('bbbabbba') == 'bbbabbba'
    assert candidate('bbbaa') == 'bbbaa'
    assert candidate('aabba') == 'aabba'
    assert candidate('a') == 'a'
    assert candidate('bbbaaaabba') == 'bbbaaaabba'
    assert candidate('aa') == 'aa'
    assert candidate('bbbaaba') == 'bbbaaba'
    assert candidate('b') == 'b'
    assert candidate('babbab') == 'babbab'
    assert candidate('bbaaab') == 'bbaaab'
    assert candidate('bbab') == 'bbab'
    assert candidate('a') == 'a'
    assert candidate('aaabbab') == 'aaabbab'
    assert candidate('bbabaaaa') == 'bbabaaaa'
    assert candidate('aa') == 'aa'
    assert candidate('bba') == 'bba'
    assert candidate('ab') == 'ab'
    assert candidate('bbabb') == 'bbabb'
    assert candidate('b') == 'b'
    assert candidate('b') == 'b'
    assert candidate('b') == 'b'
    assert candidate('b') == 'b'

Input: abababa

Output: abababa

Input: ba

Output: ba

Input: bba

Output: bba

Input: aabbb

Output: aabbb

Input: a

Output: a

Input: ababaaa

Output: ababaaa

Input: aabb

Output: aabb

Input: b

Output: b

Input: bbbb

Output: bbbb

Input: ab

Output: ab

Input: a

Output: a

Input: bbabbbbba

Output: bbabbbbba

Input: b

Output: b

Input: bb

Output: bb

Input: aaa

Output: aaa

Input: bb

Output: bb

Input: aaab

Output: aaab

Input: bbbaaabb

Output: bbbaaabb

Input: bbbabbba

Output: bbbabbba

Input: bbbaa

Output: bbbaa

Input: aabba

Output: aabba

Input: a

Output: a

Input: bbbaaaabba

Output: bbbaaaabba

Input: aa

Output: aa

Input: bbbaaba

Output: bbbaaba

Input: b

Output: b

Input: babbab

Output: babbab

Input: bbaaab

Output: bbaaab

Input: bbab

Output: bbab

Input: a

Output: a

Input: aaabbab

Output: aaabbab

Input: bbabaaaa

Output: bbabaaaa

Input: aa

Output: aa

Input: bba

Output: bba

Input: ab

Output: ab

Input: bbabb

Output: bbabb

Input: b

Output: b

Input: b

Output: b

Input: b

Output: b

Input: b

Output: b


Prompt:
from typing import List

def apply_pipeline(s: str) -> str:
    """Apply a fixed string-manipulation pipeline to the input string `s`.

    The pipeline consists of several string method calls such as:

        s = s.replace(old, new)
        s = s.upper()
        s = s.lower()
        s = s.strip(chars)

    which are always applied in the same fixed order.

    Your task is to reverse-engineer this pipeline from the examples
    and implement it.

    Example input/output pairs:

        >>> apply_pipeline('abba') == 'ABBA'
        >>> apply_pipeline('aaababb') == 'AAABBBB'
        >>> apply_pipeline('bbbbaaba') == 'BBBBBAABB'
        >>> apply_pipeline('a') == 'A'
        >>> apply_pipeline('babaabbb') == 'BABAABBBB'
        >>> apply_pipeline('aba') == 'ABA'
        >>> apply_pipeline('babbbbabba') == 'BABBBBBABBA'
        >>> apply_pipeline('a') == 'A'
    """
    raise NotImplementedError()

def apply_pipeline(s: str) -> str:
    """Canonical solution (auto-generated)."""
    s = s.replace('bbb', 'bbbb')
    s = s.upper()
    s = s.replace('AABA', 'aabb')
    s = s.upper()
    return s

from typing import Callable

def check(candidate: Callable[[str], str]) -> None:
    # examples from the prompt
    assert candidate('abba') == 'ABBA'
    assert candidate('aaababb') == 'AAABBBB'
    assert candidate('bbbbaaba') == 'BBBBBAABB'
    assert candidate('a') == 'A'
    assert candidate('babaabbb') == 'BABAABBBB'
    assert candidate('aba') == 'ABA'
    assert candidate('babbbbabba') == 'BABBBBBABBA'
    assert candidate('a') == 'A'

    # hidden tests
    assert candidate('b') == 'B'
    assert candidate('baab') == 'BAAB'
    assert candidate('abaaababa') == 'ABAAABBBA'
    assert candidate('aabbabaa') == 'AABBABAA'
    assert candidate('bababaa') == 'BABABAA'
    assert candidate('bbbaabbb') == 'BBBBAABBBB'
    assert candidate('b') == 'B'
    assert candidate('b') == 'B'
    assert candidate('baaaa') == 'BAAAA'
    assert candidate('b') == 'B'
    assert candidate('bbbababbb') == 'BBBBABABBBB'
    assert candidate('bbabbaaaa') == 'BBABBAAAA'
    assert candidate('babbbbbaaa') == 'BABBBBBBAAA'
    assert candidate('bbaa') == 'BBAA'
    assert candidate('bb') == 'BB'
    assert candidate('abaaabbb') == 'ABAAABBBB'
    assert candidate('aababbabaa') == 'AABBBBABAA'
    assert candidate('bb') == 'BB'
    assert candidate('baaa') == 'BAAA'
    assert candidate('abaaabaabb') == 'ABAAABBABB'
    assert candidate('abbbbbabab') == 'ABBBBBBABAB'
    assert candidate('ab') == 'AB'
    assert candidate('baa') == 'BAA'
    assert candidate('abaabababb') == 'ABAABBBABB'
    assert candidate('bb') == 'BB'
    assert candidate('aabbaba') == 'AABBABA'
    assert candidate('b') == 'B'
    assert candidate('aabbabab') == 'AABBABAB'
    assert candidate('bbbbabaaaa') == 'BBBBBABAAAA'
    assert candidate('abab') == 'ABAB'
    assert candidate('bb') == 'BB'
    assert candidate('baabbbbbab') == 'BAABBBBBBAB'

Input: abba

Output: ABBA

Input: aaababb

Output: AAABBBB

Input: bbbbaaba

Output: BBBBBAABB

Input: a

Output: A

Input: babaabbb

Output: BABAABBBB

Input: aba

Output: ABA

Input: babbbbabba

Output: BABBBBBABBA

Input: a

Output: A

Input: b

Output: B

Input: baab

Output: BAAB

Input: abaaababa

Output: ABAAABBBA

Input: aabbabaa

Output: AABBABAA

Input: bababaa

Output: BABABAA

Input: bbbaabbb

Output: BBBBAABBBB

Input: b

Output: B

Input: b

Output: B

Input: baaaa

Output: BAAAA

Input: b

Output: B

Input: bbbababbb

Output: BBBBABABBBB

Input: bbabbaaaa

Output: BBABBAAAA

Input: babbbbbaaa

Output: BABBBBBBAAA

Input: bbaa

Output: BBAA

Input: bb

Output: BB

Input: abaaabbb

Output: ABAAABBBB

Input: aababbabaa

Output: AABBBBABAA

Input: bb

Output: BB

Input: baaa

Output: BAAA

Input: abaaabaabb

Output: ABAAABBABB

Input: abbbbbabab

Output: ABBBBBBABAB

Input: ab

Output: AB

Input: baa

Output: BAA

Input: abaabababb

Output: ABAABBBABB

Input: bb

Output: BB

Input: aabbaba

Output: AABBABA

Input: b

Output: B

Input: aabbabab

Output: AABBABAB

Input: bbbbabaaaa

Output: BBBBBABAAAA

Input: abab

Output: ABAB

Input: bb

Output: BB

Input: baabbbbbab

Output: BAABBBBBBAB