Insert a 5-meter-long bamboo pole vertically into the water. The part of the bamboo pole that enters the mud is 0.35 meters, and the part above the water is 1.08 meters. What is the depth of the water in the pool?
把5米长的竹竿竖直插入水中，竹竿入泥部分是0.35米，露出水面部分1.08米，水池中的水深是多少米？
<gadget id="calculator">5 - 0.35 - 1.08</gadget>
<output>3.57</output>

<result>3.57</result>