CDZSC_2015寒假新人（2）——数学 - H

 1 #include <cstdio>
 2 #include <cstring>
 3 
 4 int sum(int n, int m)
 5 {
 6     int tmp = 0;
 7     while(n > 0)
 8     {
 9         tmp += n % m;
10         n /= m;
11     }
12     return tmp;
13 }
14 
15 int main()
16 {
17 #ifdef CDZSC_OFFLINE
18     freopen("in.txt", "r", stdin);
19     freopen("out.txt", "w", stdout);
20 #endif
21     int n, a, b, c;
22     while(~scanf("%d", &n) && n)
23     {
24         a = sum(n, 10);
25         b = sum(n, 16);
26         c = sum(n, 12);
27         printf("%d%s\n", n, (a == b && a == c) ? " is a Sky Number." : " is not a Sky Number.");
28     }
29     return 0;
30 }