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@@ -12,11 +12,15 @@ regarded as forming a rectangle when printed with intervening newlines.
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12
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12
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13
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13
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For example, the sentence
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14
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14
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15
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-> If man was meant to stay on the ground, god would have given us roots.
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+```text
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+"If man was meant to stay on the ground, god would have given us roots."
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+```
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16
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18
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17
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is normalized to:
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18
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20
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-> ifmanwasmeanttostayonthegroundgodwouldhavegivenusroots
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+```text
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+"ifmanwasmeanttostayonthegroundgodwouldhavegivenusroots"
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+```
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20
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24
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21
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The plaintext should be organized in to a rectangle. The size of the
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22
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rectangle (`r x c`) should be decided by the length of the message,
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@@ -27,13 +31,13 @@ Our normalized text is 54 characters long, dictating a rectangle with
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27
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31
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`c = 8` and `r = 7`:
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28
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32
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29
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33
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```text
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30
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-ifmanwas
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31
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-meanttos
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32
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-tayonthe
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33
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-groundgo
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34
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-dwouldha
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35
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-vegivenu
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-sroots
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+"ifmanwas"
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+"meanttos"
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+"tayonthe"
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+"groundgo"
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+"dwouldha"
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+"vegivenu"
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+"sroots "
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37
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```
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38
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42
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39
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43
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The coded message is obtained by reading down the columns going left to
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@@ -42,7 +46,7 @@ right.
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42
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46
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The message above is coded as:
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47
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44
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48
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```text
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45
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-imtgdvsfearwermayoogoanouuiontnnlvtwttddesaohghnsseoau
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49
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+"imtgdvsfearwermayoogoanouuiontnnlvtwttddesaohghnsseoau"
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46
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50
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```
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47
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51
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48
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52
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Output the encoded text in chunks that fill perfect rectangles `(r X c)`,
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@@ -51,21 +55,21 @@ with `c` chunks of `r` length, separated by spaces. For phrases that are
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51
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55
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chunks with a single trailing space.
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52
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56
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53
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57
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```text
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54
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-imtgdvs fearwer mayoogo anouuio ntnnlvt wttddes aohghn sseoau
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58
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+"imtgdvs fearwer mayoogo anouuio ntnnlvt wttddes aohghn sseoau "
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55
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59
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```
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56
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60
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57
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61
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Notice that were we to stack these, we could visually decode the
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58
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cyphertext back in to the original message:
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59
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63
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60
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64
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```text
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61
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-imtgdvs
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62
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-fearwer
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63
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-mayoogo
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64
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-anouuio
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65
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-ntnnlvt
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66
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-wttddes
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67
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-aohghn
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68
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-sseoau
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65
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+"imtgdvs"
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66
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+"fearwer"
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67
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+"mayoogo"
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68
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+"anouuio"
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+"ntnnlvt"
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70
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+"wttddes"
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71
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+"aohghn "
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72
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+"sseoau "
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69
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73
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```
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70
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74
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71
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75
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# Running the tests
|
Sam Warner
6 年前