15577 prosjek 문제풀이 #include #include #include using namespace std; void fast_io(void) { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); } float q,n; vector v; int main(void) { fast_io(); cin >>q; for(int i=0;i> a; v.push_back(a); } sort(v.begin(),v.end()); for(int i=1;i