day2-part2-Intcode-calendar

for ($i=0; $i<99; $i++) {
  for($z=0; $z<99; $z++) {
      run($i, $z);
  }
}

function run($a, $b) {
  $opcodes = [1,$a,$b,3,1,1,2,3,1,3,4,3,1,5,0,3,2,9,1,19,1,19,6,23,2,6,23,27,2,27,9,31,1,5,31,35,1,35,10,39,2,39,9,43,1,5,43,47,2,47,10,51,1,51,6,55,1,5,55,59,2,6,59,63,2,63,6,67,1,5,67,71,1,71,9,75,2,75,10,79,1,79,5,83,1,10,83,87,1,5,87,91,2,13,91,95,1,95,10,99,2,99,13,103,1,103,5,107,1,107,13,111,2,111,9,115,1,6,115,119,2,119,6,123,1,123,6,127,1,127,9,131,1,6,131,135,1,135,2,139,1,139,10,0,99,2,0,14,0];
  $i = 0;
  do {
      $opcode = $opcodes[$i];

      $address1 = $opcodes[$i + 1];
      $address2 = $opcodes[$i + 2];
      $resultAdress = $opcodes[$i + 3];

      switch ($opcode) {
              case 1:

                  // add
                  $opcodes[$resultAdress] = $opcodes[$address1] + $opcodes[$address2];

                  break;
              case 2:

                  // multiply
                  $opcodes[$resultAdress] = $opcodes[$address1] * $opcodes[$address2];

                  break;
      }

      $i += 4;

  } while ($opcode != 99);

  if($opcodes[0] == 19690720) {
      echo $opcodes[1] . "<br>" . $opcodes[2];
  }

  // echo $opcodes[0];
}