Xiao Ming forms a triangle with three small sticks, two of which are 10 cm and 3 cm long respectively. To form a triangle, the third small stick must be at least how many centimeters long.
小明用三根小棒围成一个三角形，其中有两根分别长10厘米和3厘米，要能围成三角形，第三根小棒至少长多少厘米．
<gadget id="calculator">10 - 3</gadget>
<output>7</output>

<gadget id="calculator">7 + 1</gadget>
<output>8</output>

<result>8</result>