7.Java基础练习--计算1 + 1/1! + 1/2! + 1/3! + … + 1/100!的值

public class Test2
{
	public static void main(String[] args)
	{
		double sum = 1;
		double x = 1;
		for(int i=1;i<=100;i++)
		{
			sum += 1.0/x;
			x = x*(i+1);
		}
		System.out.println("1 + 1/1! + 1/2! + 1/3! + … + 1/100!="+sum);
	}
}