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  1. ** ずんだの1桁足し算問題(BF 367chars)
  2. ** prepare symbol characters
  3. +++[->+++++++<]
  4. >[->P++>E+++>C++++++<<<]
  5. >P+>E-->>
  6.  
  7. ** double loop
  8. i+++++++++[-
  9.  >>j+++++++++[-
  10.   ** main
  11.   * memory layout: PECi_j
  12.   *  P E C: character code for PLUS EQUAL TILDE respectively
  13.   *  i j: loop counters from 8 downto 0
  14.  
  15.   ** create several numbers from i j
  16.   <<i[->+>>S->>I->>S-<<<<<<<]>[-<+>]
  17.   >j[-<+>>S->>>J->S-<<<<<]
  18.   ++++++++++[->S++>>I+>J+>S++<<<<<]
  19.  
  20.   * memory layout: PECij_S_IJS
  21.   *  I J: 10 minus i/j
  22.   *  S  : I plus J
  23.  
  24.   ** divide by 10
  25.   >>>>>>>R++++++++++<<S--[->>R-[<r+>>>>]<[r+[->R+<]>>q+>]<<<<]
  26.  
  27.   * memory layout: PECij_S_IJ_rRq
  28.   *  r q: remainder and quotient ( result of the division )
  29.   *  R: 10 minus r
  30.  
  31.   ** digit compaction and replacement
  32.   >>>q[+[-<<<+>>>]<R[-]<r+>>]  ( if q is not zero )
  33.   <R[[-]<r+[-<+>]>]            ( else             )
  34.  
  35.   * memory layout: PECij_S_IJD(D)
  36.   *  D: created digit(s) of S minus 2 through the division
  37.   *  notice: I J D are all larger by 1 than they are meant to be
  38.  
  39.   ** convert numbers to characters and print
  40.   <<<<<<S<++++++[->>>I[>]<[++++++++<]<<]
  41.   >>>I-.<<<<<<<<P.>>>>>>>>>J-.<<<<<<<<E.>>>>>S--[-<<<<T.>>>>]>>>>D[-.>]
  42.  
  43.   ** print newline and clear temporary characters I J D then move j back
  44.   ++++++++++.[[-]<]<<<[->+<]
  45.  >j]
  46. <<i]
Success #stdin #stdout 0s 4172KB
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stdin
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Standard input is empty
stdout
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1+1=~~2
1+2=~~~3
1+3=~~~~4
1+4=~~~~~5
1+5=~~~~~~6
1+6=~~~~~~~7
1+7=~~~~~~~~8
1+8=~~~~~~~~~9
1+9=~~~~~~~~~~10
2+1=~~~3
2+2=~~~~4
2+3=~~~~~5
2+4=~~~~~~6
2+5=~~~~~~~7
2+6=~~~~~~~~8
2+7=~~~~~~~~~9
2+8=~~~~~~~~~~10
2+9=~~~~~~~~~~~11
3+1=~~~~4
3+2=~~~~~5
3+3=~~~~~~6
3+4=~~~~~~~7
3+5=~~~~~~~~8
3+6=~~~~~~~~~9
3+7=~~~~~~~~~~10
3+8=~~~~~~~~~~~11
3+9=~~~~~~~~~~~~12
4+1=~~~~~5
4+2=~~~~~~6
4+3=~~~~~~~7
4+4=~~~~~~~~8
4+5=~~~~~~~~~9
4+6=~~~~~~~~~~10
4+7=~~~~~~~~~~~11
4+8=~~~~~~~~~~~~12
4+9=~~~~~~~~~~~~~13
5+1=~~~~~~6
5+2=~~~~~~~7
5+3=~~~~~~~~8
5+4=~~~~~~~~~9
5+5=~~~~~~~~~~10
5+6=~~~~~~~~~~~11
5+7=~~~~~~~~~~~~12
5+8=~~~~~~~~~~~~~13
5+9=~~~~~~~~~~~~~~14
6+1=~~~~~~~7
6+2=~~~~~~~~8
6+3=~~~~~~~~~9
6+4=~~~~~~~~~~10
6+5=~~~~~~~~~~~11
6+6=~~~~~~~~~~~~12
6+7=~~~~~~~~~~~~~13
6+8=~~~~~~~~~~~~~~14
6+9=~~~~~~~~~~~~~~~15
7+1=~~~~~~~~8
7+2=~~~~~~~~~9
7+3=~~~~~~~~~~10
7+4=~~~~~~~~~~~11
7+5=~~~~~~~~~~~~12
7+6=~~~~~~~~~~~~~13
7+7=~~~~~~~~~~~~~~14
7+8=~~~~~~~~~~~~~~~15
7+9=~~~~~~~~~~~~~~~~16
8+1=~~~~~~~~~9
8+2=~~~~~~~~~~10
8+3=~~~~~~~~~~~11
8+4=~~~~~~~~~~~~12
8+5=~~~~~~~~~~~~~13
8+6=~~~~~~~~~~~~~~14
8+7=~~~~~~~~~~~~~~~15
8+8=~~~~~~~~~~~~~~~~16
8+9=~~~~~~~~~~~~~~~~~17
9+1=~~~~~~~~~~10
9+2=~~~~~~~~~~~11
9+3=~~~~~~~~~~~~12
9+4=~~~~~~~~~~~~~13
9+5=~~~~~~~~~~~~~~14
9+6=~~~~~~~~~~~~~~~15
9+7=~~~~~~~~~~~~~~~~16
9+8=~~~~~~~~~~~~~~~~~17
9+9=~~~~~~~~~~~~~~~~~~18
https://ideone.com/hhH3aE
ずんだの1桁足し算問題
https://q...content-available-to-author-only...a.com/angel_p_57/items/29fbb997d03c00b83b8b
language:
Brainf**k (bff 1.0.6)
created:
5 years ago
visibility:
public

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