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代码示例：
public class Test
{
public static void main(String[] args)
{
try
{
System.out.println(calc("-5*(10/(2*4.5-4)+(-3/1.5+4)*(-2))/(-2/1-(-1))+12"));
}
catch (javax.script.ScriptException se)
{
}
}
public static double calc(String s) throws javax.scri ...