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<?php $code = "03255000000"; $len = strlen($code); $i = 0; $sum = 0; do { $r = ($i+1); $sum = (string)($sum + $code[$i]*$r); echo $code[$i]." * $r = $sum\n"; $i++; }while($i < $len); echo (string)($sum%11); ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 44) Position 1 = 23, Position 2 = 5
Branch analysis from position: 23
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
filename:       /in/hAkNd
function name:  (null)
number of ops:  27
compiled vars:  !0 = $code, !1 = $len, !2 = $i, !3 = $sum, !4 = $r
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '03255000000'
    3     1        STRLEN                                           ~6      !0
          2        ASSIGN                                                   !1, ~6
    4     3        ASSIGN                                                   !2, 0
    5     4        ASSIGN                                                   !3, 0
    8     5    >   ADD                                              ~10     !2, 1
          6        ASSIGN                                                   !4, ~10
    9     7        FETCH_DIM_R                                      ~12     !0, !2
          8        MUL                                              ~13     !4, ~12
          9        ADD                                              ~14     !3, ~13
         10        CAST                                          6  ~15     ~14
         11        ASSIGN                                                   !3, ~15
   10    12        FETCH_DIM_R                                      ~17     !0, !2
         13        ROPE_INIT                                     5  ~19     '+%2A+'
         14        ROPE_ADD                                      1  ~19     ~19, !4
         15        ROPE_ADD                                      2  ~19     ~19, '+%3D+'
         16        ROPE_ADD                                      3  ~19     ~19, !3
         17        ROPE_END                                      4  ~18     ~19, '%0A'
         18        CONCAT                                           ~22     ~17, ~18
         19        ECHO                                                     ~22
   11    20        PRE_INC                                                  !2
   12    21        IS_SMALLER                                               !2, !1
         22      > JMPNZ                                                    ~24, ->5
   13    23    >   MOD                                              ~25     !3, 11
         24        CAST                                          6  ~26     ~25
         25        ECHO                                                     ~26
   14    26      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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