---
::
  input: |
    AbCd
    abcd
    ABCD
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    AbCd
    abcd
    ABCD

l:
  input: |
    AbCd
    abcd
    ABCD
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abcd
    abcd
    abcd

u:
  input: |
    AbCd
    abcd
    ABCD
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    ABCD
    ABCD
    ABCD

c:
  input: |
    AbCd
    abcd
    ABCD
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    Abcd
    Abcd
    Abcd

C:
  input: |
    AbCd
    abcd
    ABCD
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aBCD
    aBCD
    aBCD

t:
  input: |
    AbCd
    abcd
    ABCD
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aBcD
    ABCD
    abcd

T5:
  input: |
    AbCde
    abcdef
    ABCDEFg
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    AbCde
    abcdeF
    ABCDEfg

r:
  input: |
    AbCd
    abcd
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    dCbA
    dcba

d:
  input: |
    3abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    3abc3abc

ddd:
  input: |
    3ab
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    3ab3ab3ab3ab3ab3ab3ab3ab

p0:
  input: |
    3abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    3abc

p3:
  input: |
    3abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    3abc3abc3abc3abc

f:
  input: |
    3abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    3abccba3

'{':
  input: |
    3abc
    a
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abc3
    a

'}':
  input: |
    3abc
    a
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    c3ab
    a

$1$2:
  input: |
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abc12

^1^2:
  input: |
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    21abc

'[':
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |

    bc

']':
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |

    ab

D3:
  input: |
    abc
    abcd
    abcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abc
    abc
    abce

x14:
  input: |
    a
    abc
    abcde
    abcdef
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abc
    bcde
    bcde

O22:
  input: |
    a
    ab
    abc
    abcd
    abcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abc
    ab
    abe

O04:
  input: |
    a
    abc
    abcd
    abcde
    abcdef
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abc

    e
    ef

i3!:
  input: |
    a
    abc
    abcd
    abcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abc!
    abc!d
    abc!de

o3!:
  input: |
    a
    abc
    abcd
    abcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abc
    abc!
    abc!e

'''4':
  input: |
    a
    abc
    abcd
    abcde
    abcdef
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx
    123456790abcdefghijklmnopqrstuvwxyz
    123456790abcdefghijklmnopqrstuvwxyzA
    123456790abcdefghijklmnopqrstuvwxyzAB
    123456790abcdefghijklmnopqrstuvwxyzABC
    123456790abcdefghijklmnopqrstuvwxyzABCDEF

  expected_output: |
    a
    abc
    abcd
    abcd
    abcd

sab:
  input: |
    123b
    a123ba
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    123b
    b123bb

saa:
  input: |
    123b
    a123ba
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    123b
    a123ba

'@a':
  input: |
    123b
    aaa
    a123ba
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    123b

    123b

z0:
  input: |
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abc

z3:
  input: |
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aaaabc

Z0:
  input: |
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abc

Z3:
  input: |
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abcccc

q:
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aa
    aabbcc

qqq:
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aaaaaaaa
    aaaaaaaabbbbbbbbcccccccc

uMlX134:
  mode: 1
  input: |
    a
    abc
    abcd
    abcdef
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    abcdBCD
    abcdBCDef

uMl4:
  mode: 1
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aA
    abcABC

uMl6:
  mode: 1
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    Aa
    ABCabc

<0:
  mode: 1
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |

<1:
  mode: 1
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a

'>0':
  mode: 1
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abc

'>2':
  mode: 1
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    ab
    abc

'!a':
  mode: 1
  input: |
    1
    ab
    abc
    bcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    1
    bcde

/a:
  mode: 1
  input: |
    1
    ab
    abc
    bcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    ab
    abc

(a:
  mode: 1
  input: |
    1
    ab
    bac
    abc
    bcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    ab
    abc

)c:
  mode: 1
  input: |
    1
    ab
    bac
    abc
    bcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    bac
    abc

=2c:
  mode: 1
  input: |
    1
    ab
    bac
    abc
    bcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    bac
    abc

'%2a':
  mode: 1
  input: |
    a
    aa
    aaa
    aaaa
    bcde
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    aaa
    aaaa

Q:
  mode: 1
  input: |
    a
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abc

rMrQ:
  mode: 1
  input: |
    ab
    abcba
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    ab

k:
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ba
    bac

K:
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ba
    acb

'*24':
  input: |
    a
    ab
    abc
    abcd
    abcde
    abcdef
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abc
    abcd
    abedc
    abedcf

L2:
  input: |
    a
    ab
    ab!
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abB

R2:
  input: |
    a
    ab
    abB
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    ab!

+2:
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abd

-2:
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abb

.2:
  input: |
    a
    ab
    abc
    abcd
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abc
    abdd

',2':
  input: |
    a
    ab
    abc
    abcd
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    ab
    abb
    abbd

y2:
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrst
    123456790abcdefghijklmnopqrstu
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abab
    ababc
    12123456790abcdefghijklmnopqrst

Y2:
  input: |
    a
    ab
    abc
    123456790abcdefghijklmnopqrst
    123456790abcdefghijklmnopqrstu
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    a
    abab
    abcbc
    123456790abcdefghijklmnopqrstst

E:
  input: |
    a bc
    ab c
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    A Bc
    Ab C
    Abc

e-:
  input: |
    a-bc
    ab-c
    abc
    123456790abcdefghijklmnopqrstuvw
    123456790abcdefghijklmnopqrstuvwx

  expected_output: |
    A-Bc
    Ab-C
    Abc