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<?php $n = 56456457373737377; if ($n == 1) { echo 'Not a Prime or Composite No.'; } $set = 0; for ($index = 2; $index <= $n/2; $index++) { if ($n % $index === 0) { $set = 1; break; } } if ($set) { echo 'Composite'; } else { echo 'Prime'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 7
Branch analysis from position: 16
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 19
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 16
Branch analysis from position: 16
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 7
Branch analysis from position: 16
Branch analysis from position: 7
Branch analysis from position: 4
filename:       /in/BTpE5
function name:  (null)
number of ops:  21
compiled vars:  !0 = $n, !1 = $set, !2 = $index
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, 56456457373737377
    7     1        IS_EQUAL                                                 !0, 1
          2      > JMPZ                                                     ~4, ->4
    8     3    >   ECHO                                                     'Not+a+Prime+or+Composite+No.'
   11     4    >   ASSIGN                                                   !1, 0
   12     5        ASSIGN                                                   !2, 2
          6      > JMP                                                      ->13
   14     7    >   MOD                                              ~7      !0, !2
          8        IS_IDENTICAL                                             ~7, 0
          9      > JMPZ                                                     ~8, ->12
   15    10    >   ASSIGN                                                   !1, 1
   16    11      > JMP                                                      ->16
   12    12    >   PRE_INC                                                  !2
         13    >   DIV                                              ~11     !0, 2
         14        IS_SMALLER_OR_EQUAL                                      !2, ~11
         15      > JMPNZ                                                    ~12, ->7
   20    16    > > JMPZ                                                     !1, ->19
   21    17    >   ECHO                                                     'Composite'
         18      > JMP                                                      ->20
   23    19    >   ECHO                                                     'Prime'
   24    20    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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