Calculate the following questions skillfully: (1+23+34)*(23+34+65)-(1+23+34+65)*(23+34)
巧算下面各题：(1+23+34)*(23+34+65)-(1+23+34+65)*(23+34)
<gadget id="calculator">1 + 23 + 34</gadget>
<output>58</output>

<gadget id="calculator">23 + 34 + 65</gadget>
<output>122</output>

<gadget id="calculator">58 * 122</gadget>
<output>7_076</output>

<gadget id="calculator">1 + 23 + 34 + 65</gadget>
<output>123</output>

<gadget id="calculator">23 + 34</gadget>
<output>57</output>

<gadget id="calculator">123 * 57</gadget>
<output>7_011</output>

<gadget id="calculator">7_076 - 7_011</gadget>
<output>65</output>

<result>65</result>