A workshop needs to produce a batch of parts. If each worker produces 50 parts, there will be 14 left unproduced; if each worker adds 4 parts, and one worker cannot allocate parts, how many parts are there in this batch?
某车间要生产一批零件，如果每个工人生产50个，就剩14个没有人生产；如果每个工人增加4个零件，恰好有一名工人分配不到零件，这批零件有多少个？
<gadget id="calculator">14 + 50 + 4</gadget>
<output>68</output>

<gadget id="calculator">4 - 50</gadget>
<output>-46</output>

<gadget id="calculator">50 + (-46)</gadget>
<output>4</output>

<gadget id="calculator">68 / 4</gadget>
<output>17</output>

<gadget id="calculator">50 * 17</gadget>
<output>850</output>

<gadget id="calculator">850 + 14</gadget>
<output>864</output>

<result>864</result>