Sky数 2097

 1 #include<iostream>
 2 using namespace std;
 3 
 4 int sum_k(int n,int k)
 5 {
 6     int s=0;
 7     while(n!=0)
 8     {
 9         s+=n%k;
10         n/=k;
11     }
12     return s;
13 }
14 
15 int main()
16 {
17     int n;
18     while(cin>>n,n!=0)
19     {
20         int a,b,c;
21         a=sum_k(n,10);
22         b=sum_k(n,12);
23         c=sum_k(n,16);
24         if(a==b&&a==c)
25             cout<<n<<" is a Sky Number."<<endl;
26         else
27             cout<<n<<" is not a Sky Number."<<endl;
28     }
29     return 0;
30 }