#define _CRT_SECURE_NO_WARNINGS 1 #include <stdio.h> int main() { int i, p, n; for (n = 10000; n <= 99999; n++) { int F = 10000; int Lily = 0; while( F >= 10) { p = n / F; i = n % F; Lily += p * i; F = F / 10; } if (n == Lily) { printf("%d ", n); } } return 0; }