Fungeoneer

Chapter 5: The Art of Reckoning

You have entered the fifth dungeon. You stand at the bottom of the staircase where you entered, facing east. You consult the map:

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]][_065./:=20-:\39>.....]]]]]][/+/+6+/..*>36\+/9=7][]][*8.2*2[.[7%1.573_[0]][][[
[[]/......+.............[].....6>......>........]:]][[]5.[.%....9...>6/*]1[[]]]]
[[[8.>%>.]->_7.93>......][.][]]++/8-=5=*[.>_/53551[...]1>9.1....\..\...\.5]]][][
[]]:]0%7=1:]...............[][[[+[]][[[[[]]]][][[]]][..4\2[=%20\45>=02=2:/[]][[[
]][][[]]]]]][[[[[]][]][.][[[]][[2]]]]]]]]][]]]][[]]][[][[[[[[[[][[][.[][]][[[]][
[[]]][[][[[.............[[[]]][]11+7-5%*.1329=5+1]][][[]][]]]][[[[[[.....[[]]][[
][[]][]][][.[[]][[[[[[[[]][[][]][[][[]][[[[][]]]-][[][]][][]][]][[[[]][[.[[[][[[
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]0..=91.:>>1*/705][]][]]][][/........]81*>.....73..][[][[2..]>63+50>7436]2[]]][[
]_+_-[.......>]:8*74/-457870_12-3.**31/>-7/:*/1101*]][]]]:++297.<817=\-%=[[][]]]
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[[3.=/7[[>7674/%6_9.0......][]..[=9/968+*2478*475=.]].][][]][]>.=81+31>]953104[]
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]][[]][[[[[[][[[[[[][]][]]]][][][]]]][[[][][[[][][]]]][][[[[[[[[[]][]][]][]]]][[

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]]]=6<><2>7<.....<132/26%50[**[[:*-+_4.6:-<...........[]<......2.4=.]>]6[][]][]]
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][[[[\%092/=>.4[=+.........]][[[]>925_45[<>5....[..:%--+2_817=:=8=953.>.[[[]]]][
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][[[[[[][*..>]_7107:7%**]]][[[[][[][]]][.]][]][][][[[]]]][[]][][[*]][][][]]][[[]
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]][[[][[[%...+[.63-58>:=]][[][][...7..3..]..<_\2>..5..]=44\1%\37:1_3:<84>.....2]
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]]]]][][]][]][][][][.[[][[[]]]]]]]][[[]].]]]]]]][[]][[][[]]]]][[][]]7[[][[[[]]][
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[]]][[]][[]]]][[[][].][][]]]]]][][]]][][]][[]][.[][[]][[]][]]][[][5][[[][][[]][]
]]][[[[[[[[[]]][]]][.[[][[[][][][][][]]][[[[[][.][][[......]\00_-.*.38%6:78+]]]]
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][][[][[[][]][][[][[]][[[[]][][]][]]][[]]]]][]][]][[]][[[[[]]][]][[[][[[[]]][[]]

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]][[[][]]].[[]]]]]][]][[][[][[[][]]...........4[]]]]].......]2-0].]8+12<9=][][]]
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][]][]][.]][][]][[][[[[[]][]][]]][][[[[[.[][[[]][]][[]][][]]]]][[]][[[]].[][[][]
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]....*>308+\*+..*5.58<\:_*%]]]]]]..*......>..+.%<][[[]]93_890/=++\0-*.1><5.>=5][
[.]_6::0.*/3_\1<2_]....]][][][[]<71\+-%75=4=]*6=/]][][][][][][][[]]]]]-][][[[]]]
][[[]_]]][[[[[][]]][[]][[[[[[]][[][]][]]]+[][[[[][]][[[]][[[[][[][[]][1[]][[]][[
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][[[*]]]][[[[[][][]][[]]][[]]]]]][]].[]]]][]][[[]][]][[[[]][]]]]]]]5][]]]]][]][[
]][[9][][]][][]]]]][[][]]][]]+2*1].....[71_-_-:/32-/\-][]][[][[[]][0[]][[]][[[[[
[[.9.077-_:+5/[..][][]]]]][][<>=0>+/-59/=:4<........]:+..7/[8/06\:]/1[%5%3-68>0]
].=78:*5:>...................._=6=...>9+45[.........[[[[[][[_..>\>[/\6_<13:._9=]
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][]]][][[[[][]]][[[[[]]][][[]][[[[[[[[]]]][][]][[][]]][]][]]]]]][]][]][][[]]]][]

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]:20=<0.[**-3\1=:7*=1_*6][][].][80-244=3+/[......%1\5-]....[+[32\_:]]][][[][[[][
[3-8:_574\...8.]<......<18%]35=/_7=..............8.][3].....%.=]..0]]]][[[]][]][
[%=6*5-6/=-990\=._-/_6%5<[\]85.*=4/9%90343%_83_-9%[][-8\7-5+\[<...-[[]]]]][[[][[
]-[/*3_[=\8\\3650274351%9[54*3-8%8[................]][[.....:5+0\11[[][]]]]][][]
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[[][[]][][[]]154]][[[][[[]]]][[]]][[[[]........[[][[]]][.........]]][[]][[[]]]]]
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][4..[<=09%1-47-=...7]]][[[]][[%]5=.....4.<....][]][[]]][0....%]1=25=..<621<./[[
]]09/9_8/33]...77-90*[[][]]][][.81:.%3/8=_65.+4\\5\2%*=._/[...-:8.[=\41-25579+[[
][[]][[][[][]]]=[[][[[[]][[[[[[[[[[][]]][]]]][.][][[]][[][[[]][[.[[[[][[[]]][][[
[][[]]][]][[][]8710/46[[[]]]][[][[][[]][]......][][[][][[[]][]]]..........9][][]
]]][[[[]][][[][][]][]1]][]][]]][][]][][[[.[]][[[][][]][][[[][]][[[][[]]]]]_[[[][
][][[[[][[[]]]][[[[[[%][[][]-:\*51./0580\-1:6].....]][[][[[]]8_-83-02=/04*-[..[[
[][[].........[/=....+.....][.<%+<42:20*740_3+/\*+.99_]][[]]]....0........=48<]]
]][]]....<+06%72*[...-][][*-.9.1*+*.\<......\......][=-\*5+\+.=<]<26\\/0*50\%6[[
[]][[....=522:6_66_.66[][][]84784/8440:.%7/*.......[[][[[][[[[][[][[[[][][][]]]]
[][[][[][[]]][[][[]]]][[][]]][[][[]]]]][[[[]][[[[[][]]]][[[[[]]][[[][[][[[[[]][[

This dungeon introduces tiles with arithmetic operators: adders (marked + on the map), subtractors (marked -), multipliers (marked *), dividers (marked /), and modulators (marked %). When you trigger an operator tile, pop two numbers from the stack: first a, then b. Apply the operator with b as the left operand and a as the right. Push the result onto the stack.

Adders, subtractors, and multipliers perform addition, subtraction, and multiplication, respectively. Dividers perform floor division, rounding down toward negative infinity. Modulators perform floor modulo, where the result has the same sign as the divisor.

After how many ticks do you leave the dungeon?

From here, you can continue to the answer.

Example

Consider an example dungeon:

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

The log below shows you exploring the example dungeon, with your location marked @ on the map.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116@3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: []  Dx: East  Co: (15, 2)  Tk: 0

---

You go east. You take 3.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<@_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [3]  Dx: East  Co: (16, 2)  Tk: 1

---

You go east. You drop 3.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3@7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: []  Dx: East  Co: (17, 2)  Tk: 2

---

You go east. You take 7.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_@]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [7]  Dx: East  Co: (18, 2)  Tk: 3

---

A wall blocks your way east. You turn right.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_@]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [7]  Dx: South  Co: (18, 2)  Tk: 4

---

You go south.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:@[
]][]]]][[[][][]]]][]

St: [7]  Dx: South  Co: (18, 3)  Tk: 5

---

A wall blocks your way south. You turn left.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:@[
]][]]]][[[][][]]]][]

St: [7]  Dx: East  Co: (18, 3)  Tk: 6

---

A wall blocks your way east. You turn left.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:@[
]][]]]][[[][][]]]][]

St: [7]  Dx: North  Co: (18, 3)  Tk: 7

---

You go north. You take 7.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_@]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [7, 7]  Dx: North  Co: (18, 2)  Tk: 8

---

You go north.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=@[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [7, 7]  Dx: North  Co: (18, 1)  Tk: 9

---

A wall blocks your way north. You turn left.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=@[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [7, 7]  Dx: West  Co: (18, 1)  Tk: 10

---

You go west. You continue straight because 7 = 7.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450@.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: []  Dx: West  Co: (17, 1)  Tk: 11

---

You go west. You take 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\9545@=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0]  Dx: West  Co: (16, 1)  Tk: 12

---

You go west. You take 5.

[]][]][][][[]]]][[[]
[+01%6]4.64\954@0=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5]  Dx: West  Co: (15, 1)  Tk: 13

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95@50=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4]  Dx: West  Co: (14, 1)  Tk: 14

---

You go west. You take 5.

[]][]][][][[]]]][[[]
[+01%6]4.64\9@450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 5]  Dx: West  Co: (13, 1)  Tk: 15

---

You go west. You take 9.

[]][]][][][[]]]][[[]
[+01%6]4.64\@5450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 5, 9]  Dx: West  Co: (12, 1)  Tk: 16

---

You go west. You swap 5 and 9.

[]][]][][][[]]]][[[]
[+01%6]4.64@95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5]  Dx: West  Co: (11, 1)  Tk: 17

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.6@\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4]  Dx: West  Co: (10, 1)  Tk: 18

---

You go west. You take 6.

[]][]][][][[]]]][[[]
[+01%6]4.@4\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6]  Dx: West  Co: (9, 1)  Tk: 19

---

You go west.

[]][]][][][[]]]][[[]
[+01%6]4@64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6]  Dx: West  Co: (8, 1)  Tk: 20

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]@.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4]  Dx: West  Co: (7, 1)  Tk: 21

---

A wall blocks your way west. You turn right.

[]][]][][][[]]]][[[]
[+01%6]@.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4]  Dx: North  Co: (7, 1)  Tk: 22

---

A wall blocks your way north. You turn right.

[]][]][][][[]]]][[[]
[+01%6]@.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4]  Dx: East  Co: (7, 1)  Tk: 23

---

You go east.

[]][]][][][[]]]][[[]
[+01%6]4@64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4]  Dx: East  Co: (8, 1)  Tk: 24

---

You go east. You take 6.

[]][]][][][[]]]][[[]
[+01%6]4.@4\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 6]  Dx: East  Co: (9, 1)  Tk: 25

---

You go east. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.6@\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 6, 4]  Dx: East  Co: (10, 1)  Tk: 26

---

You go east. You swap 6 and 4.

[]][]][][][[]]]][[[]
[+01%6]4.64@95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6]  Dx: East  Co: (11, 1)  Tk: 27

---

You go east. You take 9.

[]][]][][][[]]]][[[]
[+01%6]4.64\@5450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9]  Dx: East  Co: (12, 1)  Tk: 28

---

You go east. You take 5.

[]][]][][][[]]]][[[]
[+01%6]4.64\9@450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5]  Dx: East  Co: (13, 1)  Tk: 29

---

You go east. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95@50=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4]  Dx: East  Co: (14, 1)  Tk: 30

---

You go east. You take 5.

[]][]][][][[]]]][[[]
[+01%6]4.64\954@0=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 5]  Dx: East  Co: (15, 1)  Tk: 31

---

You go east. You take 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\9545@=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 5, 0]  Dx: East  Co: (16, 1)  Tk: 32

---

You go east. You turn right because 5 > 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450@.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4]  Dx: South  Co: (17, 1)  Tk: 33

---

You go south. You drop 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3@7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5]  Dx: South  Co: (17, 2)  Tk: 34

---

You go south. You duplicate 5.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4@.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 5]  Dx: South  Co: (17, 3)  Tk: 35

---

A wall blocks your way south. You turn right.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4@.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 5]  Dx: West  Co: (17, 3)  Tk: 36

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:@:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 5, 4]  Dx: West  Co: (16, 3)  Tk: 37

---

You go west. You duplicate 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94@4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 5, 4, 4]  Dx: West  Co: (15, 3)  Tk: 38

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++9@:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 5, 4, 4, 4]  Dx: West  Co: (14, 3)  Tk: 39

---

You go west. You take 9.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++@4:4:.[
]][]]]][[[][][]]]][]

St: [..., 5, 4, 6, 4, 4, 6, 9, 5, 5, 4, 4, 4, 9]  Dx: West  Co: (13, 3)  Tk: 40

---

You go west. You reckon 4 + 9 = 13.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_+@94:4:.[
]][]]]][[[][][]]]][]

St: [..., 5, 4, 6, 4, 4, 6, 9, 5, 5, 4, 4, 13]  Dx: West  Co: (12, 3)  Tk: 41

---

You go west. You reckon 4 + 13 = 17.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_@+94:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 5, 4, 17]  Dx: West  Co: (11, 3)  Tk: 42

---

You go west. You drop 17.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\@++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 5, 4]  Dx: West  Co: (10, 3)  Tk: 43

---

You go west. You swap 5 and 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7@_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 5]  Dx: West  Co: (9, 3)  Tk: 44

---

You go west. You take 7.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/@\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 5, 7]  Dx: West  Co: (8, 3)  Tk: 45

---

You go west. You reckon 5 / 7 = 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1@7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 0]  Dx: West  Co: (7, 3)  Tk: 46

---

You go west. You take 1.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%@/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 0, 1]  Dx: West  Co: (6, 3)  Tk: 47

---

You go west. You reckon 0 % 1 = 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_@1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 0]  Dx: West  Co: (5, 3)  Tk: 48

---

You go west. You drop 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244@%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4]  Dx: West  Co: (4, 3)  Tk: 49

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]24@_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 4]  Dx: West  Co: (3, 3)  Tk: 50

---

You go west. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]2@4_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 4, 4]  Dx: West  Co: (2, 3)  Tk: 51

---

You go west. You take 2.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]@44_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 4, 4, 2]  Dx: West  Co: (1, 3)  Tk: 52

---

A wall blocks your way west. You turn right.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]@44_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 4, 4, 2]  Dx: North  Co: (1, 3)  Tk: 53

---

You go north. You reckon 4 * 2 = 8.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]@...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 4, 8]  Dx: North  Co: (1, 2)  Tk: 54

---

You go north. You reckon 4 + 8 = 12.

[]][]][][][[]]]][[[]
[@01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12]  Dx: North  Co: (1, 1)  Tk: 55

---

A wall blocks your way north. You turn right.

[]][]][][][[]]]][[[]
[@01%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12]  Dx: East  Co: (1, 1)  Tk: 56

---

You go east. You take 0.

[]][]][][][[]]]][[[]
[+@1%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12, 0]  Dx: East  Co: (2, 1)  Tk: 57

---

You go east. You take 1.

[]][]][][][[]]]][[[]
[+0@%6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12, 0, 1]  Dx: East  Co: (3, 1)  Tk: 58

---

You go east. You reckon 0 % 1 = 0.

[]][]][][][[]]]][[[]
[+01@6]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12, 0]  Dx: East  Co: (4, 1)  Tk: 59

---

You go east. You take 6.

[]][]][][][[]]]][[[]
[+01%@]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12, 0, 6]  Dx: East  Co: (5, 1)  Tk: 60

---

A wall blocks your way east. You turn right.

[]][]][][][[]]]][[[]
[+01%@]4.64\95450=.[
]*...=5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 5, 4, 6, 4, 4, 6, 9, 5, 4, 12, 0, 6]  Dx: South  Co: (5, 1)  Tk: 61

---

You go south. You turn left because 0 < 6.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...@5-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12]  Dx: East  Co: (5, 2)  Tk: 62

---

You go east. You take 5.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=@-/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 12, 5]  Dx: East  Co: (6, 2)  Tk: 63

---

You go east. You reckon 12 - 5 = 7.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5@/408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 4, 7]  Dx: East  Co: (7, 2)  Tk: 64

---

You go east. You reckon 4 / 7 = 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-@408116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 0]  Dx: East  Co: (8, 2)  Tk: 65

---

You go east. You take 4.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/@08116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 0, 4]  Dx: East  Co: (9, 2)  Tk: 66

---

You go east. You take 0.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/4@8116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 0, 4, 0]  Dx: East  Co: (10, 2)  Tk: 67

---

You go east. You take 8.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/40@116<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 9, 5, 4, 6, 4, 4, 6, 9, 5, 0, 4, 0, 8]  Dx: East  Co: (11, 2)  Tk: 68

---

You go east. You take 1.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/408@16<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 5, 4, 6, 4, 4, 6, 9, 5, 0, 4, 0, 8, 1]  Dx: East  Co: (12, 2)  Tk: 69

---

You go east. You take 1.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/4081@6<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 4, 6, 4, 4, 6, 9, 5, 0, 4, 0, 8, 1, 1]  Dx: East  Co: (13, 2)  Tk: 70

---

You go east. You take 6.

[]][]][][][[]]]][[[]
[+01%6]4.64\95450=.[
]*...=5-/40811@<3_7]
]244_%1/7\_++94:4:.[
]][]]]][[[][][]]]][]

St: [..., 6, 4, 4, 6, 9, 5, 0, 4, 0, 8, 1, 1, 6]  Dx: East  Co: (14, 2)  Tk: 71

---

You go east. You go upstairs.

St: [0, 5, 4, 9, 5, 4, 6, 4, 4, 6, 9, 5, 0, 4, 0, 8, 1, 1, 6]  Dx: East  Tk: 72

You leave the example dungeon after 72 ticks.