题解 | 变种水仙花

#include <stdio.h>
#include<stdlib.h>

int main() {
    int i =0;
    int m = 0;
    int* p = (int*)malloc(m*sizeof(int));
    if(p == NULL)
    {
        return 1;
    }
    for(i = 0;i<100000;i++)
    {
        if(10000<=i && i<100000)
        {
            int a = i/10000;
            int b = i/1000 - a*10;
            int c = i/100 - a*100 -b*10;
            int d = i/10 - a*1000 -b*100 -c*10;
            int e = i - a*10000 -b*1000 -c*100 -d*10;
            if((a*(b*1000 + c*100 +d*10 +e)+(a*10 +b)*(c*100 + d*10 +e)+(a*100 + b*10 +c)*
            (d*10 +e)+(a*1000 + b*100 +c*10 +d)*e) == i)
            {
                m++;
                int*p2 =(int*)realloc(p,m*sizeof(int));
                if(p2 != NULL)
                {
                    p = p2;
                    p2 =NULL;
                }
                *(p+m -1)=i;
            }
        }

    }
    int n = 0;
    for(n = 0;n<m;n++)
    {
        printf("%d ",*(p+n));
    }
   
    return 0;
}