ALGO-147_Blue Bridge Cup_Algorithm Training_4-3 Number of Daffodils

Problem Description
　　Print all daffodil numbers between 100 and 999. The so-called daffodil number refers to an integer that satisfies the cubic sum of its digits as the number itself, for example 153 = 1 ^ 3 + 5 ^ 3 + 3 ^ 3 .
sample input
A sample input that meets the requirements of the question.
example:
without
Sample output
153
xxx
xxx

 

AC code:

 1 #include <stdio.h>
 2 #define X3(x) ((x)*(x)*(x))    /*立方*/
 3 
 4 int main(void)
 5 {
 6     int i;
 7     int a,b,c;
 8     for (i = 100 ; i <= 999 ; i ++) 
 9     {
10         a = i/100;
11         b = i/10%10;
12         c = i%10;
13         if (i == X3(a)+X3(b)+X3(c))
14         {
15             printf("%d\n",i);
16         }
17     }
18     return 0;
19 }