#include <stdio.h>
#include <Windows.h>
bool diff(char *str)
{
int n[10] = {0};
while (*str != '\0')
{
if (n[*str - '0'] == 1)
return false;
n[*str - '0']++;
str++;
}
return true;
}
bool diff(char *str1, char *str2)
{
while (*str2 != '\0')
{
if (strchr(str1, *str2) != NULL)
return false;
str2++;
}
return true;
}
int main(void)
{
ULONGLONG i, n;
char si[20];
char ni[20];
for (i = 100000UL; i <= 999999UL; i++)
{
n = i * i;
sprintf_s(si, "%I64u", i);
if (!diff(si))
continue;
sprintf_s(ni, "%I64u", n);
if (diff(si, ni))
puts(si);
}
return 0;
}
