来自刘永超的问题
输入一个正整数n,求1+1/2!+1/3!+……1/n!的值,要求定义并调用函数fact(n)计算nkanshangmian
输入一个正整数n,求1+1/2!+1/3!+……1/n!的值,要求定义并调用函数fact(n)计算n
kanshangmian
1回答
2019-12-24 18:39
输入一个正整数n,求1+1/2!+1/3!+……1/n!的值,要求定义并调用函数fact(n)计算nkanshangmian
输入一个正整数n,求1+1/2!+1/3!+……1/n!的值,要求定义并调用函数fact(n)计算n
kanshangmian
intjie_cheng(intn)
{
if(n==1)return1;
returnn*jie_cheng(n-1);
}
doublefact(intn)
{
doublesum=0;
for(inti=1;i