c输出水仙花数 ...

#include <stdio.h>

int main(void){

     int a,b,c;

     int narcissus;

     printf("Narcissus numbers:\n");

     for(a=1;a<10;++a){                                   //百位数

         for(b=0;b<10;++b){                               //十位数

              for(c=0;c<100;++c){                        //百位数

                   narcissus=a*100+b*10+c;        //计算该三位数的值

                   //判断这个三位数是否为水仙花数

                   if(a*a*a+b*b*b+c*c*c==narcissus)

                                   printf("%6d",narcissus;)

              }

         }

     }

      printf("\n");

      return 0;

}