A=B - Solutions for Every Puzzles

Spoiler Warning !!! 剧透注意 !!!

If you have a better or different solution, feel free to reply.

如果你有更好或者不同的答案，欢迎留言提供。

Warning

You better read this guide after you complete most of the puzzles, it's meaningless for anyone to copy the answers to clear all the levels without thinking. This guide is just to provide ideas about how to deal with these puzzles.

你最好在通关后或者完成大部分关卡后再来看这篇指南，不经过思考就直接抄答案没有意义。这个指南仅仅是提供一个过关思路。

Contents

• 1-1 (1/1)
  1-2 (3/3)
  1-3 (3/3)
  1-4 (2/2)
  1-5 (3/3)
  1-6 (4/4)

  
  

• 2-1 (1/1)
  2-2 (4/4)
  2-3 (5/5)
  2-4 (6/6)
  2-5 (8/10)
  2-6 (9/13)
  2-7 (5/8)
  2-8 (7/11)
  2-9 (8/9)

  
  

• 3-1 (2/2)
  3-2 (2/2)
  3-3 (4/4)
  3-4 (3/4)
  3-5 (6/7)
  3-6 (11/11)
  3-7 (8/8)

  
  

• 4-1 (1/1)
  4-2 (3/3)
  4-3 (4/4)
  4-4 (4/5)
  4-5 (7/7)
  4-6 (5/6)
  4-7 (7/7)
  4-8 (8/11)
  4-9 (4/5)
  4-10 (8/8)
  4-11 (8/9)
  4-12 (6/9)
  4-13 (9/10)
  4-14 (13/15)
  4-15 (8/13)
  4-16 (5/9)
  

  
  

• 5-1 (3/7)
  5-2 (4/4)
  5-3 (7/9)
  5-4 (7/8)
  5-5 (14/28)
  5-6 (16/40)

  
  

• 6-1 (4/4)
  6-2 (15/24)
  6-3 (7/13)

Chapter.1 A=B

• 1-1 (1 line, Challenge)

  a=b

  
  

• 1-2 (3 lines, Challenge)

  a=A
  b=B
  c=C

  
  

• 1-3 (3 lines, Challenge)

  aa=a
  bb=b
  cc=c

  
  

• 1-4 (2 lines, Challenge)

  aaa=aa
  aa=

  
  

• 1-5 (3 lines, Challenge)

  ca=ac
  cb=bc
  ba=ab

  
  

• 1-6 (4 lines, Challenge)

  ab=
  ba=
  aa=a
  bb=b

Chapter.2 Keyword

• 2-1 (1 line, Challenge)

  =(return)helloworld

  
  

• 2-2 (4 lines, Challenge)

  b=
  c=
  
  aaa=(return)true
  =(return)false

  
  

• 2-3 (5 lines, Challenge)

  a=c
  b=c
  
  cccc=(return)false
  ccc=(return)true
  =(return)false

  
  

• 2-4 (6 lines, Challenge)

  b=a
  c=a
  
  aaa=
  aa=(return)2
  a=(return)1
  =(return)0

  
  

• 2-5 (10 lines, Challenge)

  ba=ab
  ca=ac
  cb=bc
  
  aaa=a
  bbb=b
  ccc=c
  
  aa=(return)false
  bb=(return)false
  cc=(return)false
  =(return)true

  
  

  (8 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com], YUPI)
  

  b=aaaaaaa
  ca=ac
  aaaaaaa=xaxx
  c=xxax
  xxx=
  aaa=a
  aa=(return)false
  =(return)true

  
  

• 2-6 (13 lines, Challenge)

  aaa=aa
  bbb=bb
  ccc=cc
  
  aa=x
  bb=x
  cc=x
  a=y
  b=y
  c=y
  
  x=
  
  yy=(return)false
  y=(return)true
  =(return)false

  
  

  (9 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com], YUPI)
  

  b=xaxx
  c=xxax
  
  xxx=
  xx=x
  
  aaa=aa
  aa=
  
  axa=(return)false
  a=(return)true
  =(return)false

  
  

• 2-7 (7 lines, Overbest the Designer)

  b=aaaaaaa
  ca=ac
  
  aaaaaaac=x
  aaaaaaax=xaaaaaaa
  
  ax=
  xc=(return)true
  =(return)false

  
  

  (5 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  b=aaaaaaaaaaaaaaaaaaaaa
  ca=ac
  
  aaaaaaaaaaaaaaaaaaaaaac=
  
  aaaaaaaacc=(return)true
  =(return)false

  
  

• 2-8 (11 lines, Challenge)

  ab=ba
  cb=bc
  ac=ca
  
  bc=x
  xc=cx
  xa=
  ca=
  ba=
  
  a=(return)a
  b=(return)b
  c=(return)c

  
  

  (7 lines, Overbest the Designer)

  ba=ab
  cb=bc
  ca=ac
  
  aaaa=(return)a
  bbbb=(return)b
  cccc=(return)c
  
  =abc

  
  

• 2-9 (8 lines, Overbest the Designer)

  b=aaaaaaa
  ca=ac
  
  aaaaaaac=x
  aaaaaaax=xaaaaaaa
  
  ax=
  x=(return)a
  aaaaaaaa=(return)c
  ac=(return)b

Chapter.3 Start and End

• 3-1 (2 lines, Challenge)

  (start)a=
  (end)a=

  
  

• 3-2 (2 lines, Challenge)

  (start)c=(end)c
  (start)b=(end)b

  
  

• 3-3 (4 lines, Challenge)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  (start)a=(end)x
  x=(start)b
  (end)a=(start)y
  y=(end)b

  
  

• 3-4 (3 lines, Challenge)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  (start)a=(end)xxxxxxa
  bx=(start)b
  x=

  
  

• 3-5 (6 lines, Challenge)

  (provide by 枪火重生真不好玩)
  

  b=xaxx
  c=xxax
  xxx=
  (start)x=(end)x
  
  (end)x=(return)false
  =(return)true

  
  

• 3-6 (11 lines, Challenge)

  ab=ba
  cb=bc
  ac=ca
  
  bc=(end)BC
  aBC=(start)N
  BC=(start)N
  ba=(start)N
  ca=(start)N
  
  Nc=cc
  Nb=bb
  Na=aa

  
  

• 3-7 (8 lines, Challenge)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  axAy=
  bxBy=
  cxCy=
  
  (start)a=(end)xAy
  (start)b=(end)xBy
  (start)c=(end)xCy
  
  yx=(return)false
  =(return)true

Chapter.4 Once Upon a Time

• 4-1 (1 line, Challenge)

  (once)=(start)hello

  
  

  4-2 (3 lines, Challenge)

  (once)a=
  (once)a=
  (once)a=

  
  

• 4-3 (4 lines, Challenge)

  (once)=(start)xxx
  xa=
  xb=
  xc=

  
  

• 4-4 (4 lines, Overbest the Designer)

  (once)=(end)bbbbbbbbbbbbbbbbbbbbbbbb
  
  cbbbbbbbb=bbbbbbbbc
  abbbbbbbb=
  bbbbbbbb=

  
  

• 4-5 (7 lines, Challenge)

  (once)=(start)x
  xa=(end)ya
  xb=(end)yb
  xc=(end)yc
  
  ay=(start)a
  by=(start)b
  cy=(start)c

  
  

• 4-6 (5 lines, Overbest the Designer)

  (provide by 禾兄)
  

  (once)=(end)xxxxxxx
  cx=(end)c
  bx=(end)b
  ax=(end)a
  x=

  
  

• 4-7 (7 lines, Challenge)

  (once)=(start)yxx
  xa=(start)a
  xb=(start)b
  xc=(start)c
  ya=(start)xx
  yb=(start)xx
  yc=(start)xx
  

  
  

• 4-8 (10 lines, Overbest the Designer)

  (once)=(start)x
  
  cccccccca=acccccccc
  ccccccccb=bcccccccc
  ccccccccccccccccccccccccx=
  
  Ya=(end)a
  Yb=(end)b
  Yc=(end)c
  
  xa=accccccccxYa
  xb=bccccccccxYb
  xc=cccccccccxYc

  
  

  (8 lines, Overbest the Designer)

  (provide by 落葉子)
  

  (once)=YYY
  Xa=(start)a
  Xb=(start)b
  Xc=(start)c
  Ya=(end)Xaa
  Yb=(end)Xbb
  Yc=(end)Xcc
  (once)=XXX

  
  

• 4-9 (4 lines, Overbest the Designer)

  (once)=(start)cccccccc
  cccccccca=bcccccccc
  ccccccccb=acccccccc
  cccccccc=

  
  

• 4-10 (8 lines, Challenge)

  (once)=(start)x
  
  xxa=ax
  xxb=bx
  xxc=cx
  
  xa=xx
  xb=xx
  xc=xx
  
  x=

  
  

• 4-11 (9 lines, Challenge)

  (once)=(start)x
  (once)=(end)N
  
  Ya=(end)a
  Yb=(end)b
  Yc=(end)c
  
  xa=axYa
  xb=bxYb
  xc=cxYc
  
  xN=

  
  

  (8 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  (once)=XXY
  A=(end)XYXa
  B=(end)XYXb
  C=(end)XYXc
  XXYa=aAXXY
  XXYb=bBXXY
  XXYc=cCXXY
  XYX=
  

  
  

• 4-12 (6 lines, Overbest the Designer)

  (once)b=bX
  X=(start)cccccccc
  
  cccccccca=bcccccccc
  ccccccccb=bcccccccc
  
  cccccccc=
  a=c

  
  

• 4-13 (9 lines, Overbest the Designer)

  (start)ay=(return)a
  (start)by=(return)b
  (start)cy=(return)c
  
  ay=
  by=
  cy=
  
  (start)a=(end)ayy
  (start)b=(end)byy
  (start)c=(end)cyy

  
  

• 4-14 (13 lines, Overbest the Designer)

  xay=
  xby=
  xcy=
  
  (once)=x
  (once)=(end)y
  
  cccccccccay=ya
  cccccccccby=yb
  ccccccccccy=yc
  
  ccccccccca=accccccccc
  cccccccccb=bccccccccc
  
  xa=axccccccccc
  xb=bxccccccccc
  xc=cxccccccccc

  
  

• 4-15 (8 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  (once)=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
  
  xxxxxxa=axxxxxxx
  xxxxxxb=bxxxxxxx
  xxxxxxc=cxxxxxxx
  
  xa=aa
  xb=bb
  xc=cc
  x=

  
  

• 4-16 (5 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  (start),=xy
  
  xyx=(start)xyy
  
  xyya=(end)a
  xyyb=(end)b
  
  ,=,xy

Chapter.5 Math

• 5-1 (3 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  1=0a
  a0=0aa
  0=

  
  

• 5-2 (4 lines, Challenge)

  (once)=(end)x
  
  0x=1
  
  1x=x0
  x=1

  
  

• 5-3 (7 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  +1=+a+
  +0=++
  a+=+aa
  +=
  
  1aa=aa0
  0aa=1
  aa=1

  
  

• 5-4 (7 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  -1=-a-
  -0=--
  a-=-aa
  -=
  
  1aa=0
  0aa=aa1
  (start)0=

  
  

• 5-5 (18 lines, Overbest the Designer)

  (once)=(start)000000000
  (end)*1=
  *0=*
  
  1y=0
  0y=y1
  
  X=(start)111111111
  
  Y=(end)y
  
  111111111x=xxx111111111
  1111111110=0111111111
  1xx=xx0
  0xx=1
  xx=1
  
  0000000001=1x000000000
  000000000*=XY*
  111111111*=XY*
  
  x=
  111111111=
  000000000=

  
  

  (14 lines, Overbest the Designer)

  (provide by 落葉子)
  

  (once)=*
  (once)=(end)|
  **$=**
  **|=
  
  0+=1
  1+=+0
  +=1
  
  *0=*
  *1=*$
  $0=0$$
  $1=0$$$
  
  -$$=-$-$
  -=(end)+
  $*=*-

  
  

• 5-6 (16 lines, Overbest the Designer)

  The hardest puzzle in the game, probably.

  (provide by 落葉子)
  

  (once)=/*
  /0=/
  0-=-1
  1-=0
  <=(start)+
  >=(end)+
  *=(end)^
  +//+^=,0
  //+=//
  /+=-/>
  /^=/<*
  ^=-^+
  (once)=0
  0+=1
  1+=+0
  +=1

Chapter.6 Aftermath

• 6-1 (4 lines, Challenge)

  b=a
  c=a
  aa=a
  a=helloworld

  
  

• 6-2 (15 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  aa=ononnoa
  ab=ononnob
  ac=ononnoc
  oa=oononno
  b=oonnoonnno
  c=ooonnnooonnnno
  noono=onnoo
  nooonno=oonnnoo
  noooonnno=ooonnnnoo
  ononno=true
  oonnoonnno=true
  ooonnnooonnnno=true
  trueo=o
  on=
  no=false

  
  

• 6-3 (13 lines, Challenge)

  (provide by JoyousArtur)
  

  a=ccccccccAcccccccc
  
  ccccccccb=1ccccccccxb
  bcccccccc=bxcccccccc2
  
  2c=c2
  c1=1c
  A1=1B
  2A=B2
  
  cccccccc=
  x=
  2=
  1=
  
  B=b
  A=c

  
  

  (7 lines, Overbest the Designer)

  (provide by SoMall-dumpling[www.bilibili.com])
  

  cccccccccccccccccccccccc*cccccccc=b
  cccccccc*cccccccccccccccccccccccc=b
  bcccccccc=bcccccccccccccccccccccccc
  ccccccccb=ccccccccccccccccccccccccb
  a=cccccccc*cccccccc
  cccccccc=
  *=c

Special Thanks

• SoMall-dumpling[www.bilibili.com] (steam profile) provide the solutions of 2-7, 3-3, 3-4, 3-7, 4-15, 4-16, 5-1, 5-3, 5-4, 6-2, 6-3.
  
  
• 禾兄 provide the solution of 4-6.
  
  
• JoyousArtur provide the solution of 4-8 (11 lines), 6-3.
  
  
• YUPI provide the solutions of 2-5, 2-6. (xaxx)
  
  
• 落葉子 provide the solutions of 5-5, 5-6, 4-8.
  
  
• 枪火重生真不好玩 provide the solutions of 3-5.

[カズエイ]

6-2 12 lines (faster than the previous one)

+||||=||||+
tru|||||||||||||=fals||||||||||||||||||||||||||||||||||||||||||||||||
||||||||||||+=
|||||=
etru=+
b=tru|e
c=tru||e
atru=tru+
ea=||||||||||||e
|e=||||e
+e=||||||||||||e
aa=tru++++e

[カズエイ]

4-14 7 lines

(once)=(end)||||||||||||||||||||||||||||||||||||||||||||||||||||c|c||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
a|=(start)a
b|=(start)b
(once)bc|c||=(start)acc
(once)cc|c||=bc|c||
c|=(start)c
(once)acc=

[カズエイ]

5-5 11 lines

1|||||||||||||||||||||||||||||||=|||||||||||||||||||||||||||||||1|
0|||||||||||||||||||||||||||||||=|||||||||||||||||||||||||||||||0
**1=*1**
*1=**
*0=1*
(once)**=
|||||||||||||||||||||||||||||||=
*=|||||||||||||||||||||||||||||||
1|=|0
0|=1
|=1

[カズエイ]

5-6 12 lines

(once)=(end)/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\,0
0/\=/\1
/1/\=V/
1/\=0V
V=(end)\/
//\/\/=//\/
(once)\//\//\/\=(start)0
/\,=(start)\/
/\0=(end)/\/\,0
0\/=1
1\/=\/0
\/=1

[カズエイ]

6-2 12 lines

+|||||||=|||||||+
tru||||||||||||||||||||||=fals|
|||||||||||||||||||||+=
|||=
etru=
b=tru|+||e
c=tru||+|e
atru=tru+
ea=|||||||||||||||||||||e
|e=|||||||e
+e=|||||||||||||||||||||e
aa=true

[カズエイ]

This community has given me the impetus to think a lot about problems.I wouid like to leave my solutions here as token of my gratitude.

[Reyquiem]

Thank you very much for this guide; it helped me finish the game after the game stopped being fun and just became overwhelming

[dyun.blue.star]

5-5 12 lines without keyword.

pX=Xpp
*1=Xp*
*0=X*
X=
p*=

1p=p1q
0p=p0
qp=pq
p=

0q=1
1q=q0
q=1

[최고의날]

2-7 equal 5line answer but more fast.
b=aaaaaaaa
aaaaaaaaac=
ca=ac
aaaaaacc=(return)true
=(return)false

[Duniul]

4-12 (Best the Developer) - 7 Lines:

(once)b=by
(once)y=(start)y

ya=yb
yb=by
yc=cy
y=

a=c