c++求阶乘和 #include#include #includeusing namespace std;int main(){int N,sum=0;int fac(int);cin>>N;for(int i=1;i<=N;i++){sum=sum+fac(i); }cout<<sum;}int fac(int n){int s=1;for(in... c++ 2023-03-11 181 点赞 2 评论 274 浏览
