C++求400之内的亲密对数，不要C语言

#include#include#define N 400using namespace std;struct intimate{ int n; int sum; int flag;};int FactorSum(int fac) // 亲密对数计算{ int sum = 1; int temp = 0; int ret = sqrtf(fac); if(fac == 1) { return sum = 1; } f