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<?php $i = 4; $j = 1; $a = floor($i / 3) * 3 + floor($j / 3); $b = ($i % 3) * 3 + ($j % 3); echo $a." ".$b;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/btgAa
function name:  (null)
number of ops:  22
compiled vars:  !0 = $i, !1 = $j, !2 = $a, !3 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 4
    3     1        ASSIGN                                                   !1, 1
    4     2        INIT_FCALL                                               'floor'
          3        DIV                                              ~6      !0, 3
          4        SEND_VAL                                                 ~6
          5        DO_ICALL                                         $7      
          6        MUL                                              ~8      $7, 3
          7        INIT_FCALL                                               'floor'
          8        DIV                                              ~9      !1, 3
          9        SEND_VAL                                                 ~9
         10        DO_ICALL                                         $10     
         11        ADD                                              ~11     ~8, $10
         12        ASSIGN                                                   !2, ~11
    5    13        MOD                                              ~13     !0, 3
         14        MUL                                              ~14     ~13, 3
         15        MOD                                              ~15     !1, 3
         16        ADD                                              ~16     ~14, ~15
         17        ASSIGN                                                   !3, ~16
    6    18        CONCAT                                           ~18     !2, '++'
         19        CONCAT                                           ~19     ~18, !3
         20        ECHO                                                     ~19
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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