用Java求1+3/2!+5/3!+7/4!+9/5!
public class 循环求阶乘 {
public static void main(String[] args) {
double result = 1;
int d = 1;
for(int i = 2;i<=5;i++) {
d = 1;
//求i的阶乘
for(int j = 1;j<=i;j++) {
d = d*j;
}
result += (i*2-1)/d;
}
System.out.println("result="+result);
}
}