简单的暴力

#include <bits/stdc++.h>
using namespace std;
int a,b,c;
int sum=0,ans=0;
int main()
{
a=123;
while(a<=333)
{
b=2a;
c=3a;
sum=a/100+a/10%10+a%10+b/100+b/10%10+b%10+c/100+c/10%10+c%10;
ans=(a/100)(a/10%10)(a%10)(b/100)(b/10%10)(b%10)(c/100)(c/10%10)(c%10);
if((sum1+2+3+4+5+6+7+8+9) and (ans123456789))
{
cout<<a<<" "<<b<<" "<<c<<endl;
}
a++;
}
return 0;
}