A bamboo pole is 6 meters long and is inserted vertically into the water. The part of the bamboo pole that enters the mud is 0.42 meters long, and the part exposed to the water is 3.17 meters long. How deep is the water in meters?
一根竹竿长6米，垂直插入水中，竹竿的入泥部分长0.42米，露出水面的部分长3.17米，水深多少米？
<gadget id="calculator">6 - 0.42 - 3.17</gadget>
<output>2.41</output>

<result>2.41</result>