洛谷 P1008 [NOIP1998 普及组] 三连击

题目链接：https://www.luogu.com.cn/problem/P1008

#include <iostream>
#include <cstdio>
#include <cstring>

using namespace std;

int st[20];

bool split(int x)
{
    while (x)
    {
        int t = x % 10;
        if (t == 0) return false;
        st[t]++;
        x /= 10;
    }
    return true;
}

bool judge()
{
    for (int i = 1; i <= 9; i++)
        if (st[i] != 1)
            return false;
    return true;
}

int main()
{
    for (int i = 100; i <= 333; i++)
    {
        int j = i * 2, k = i * 3;
        memset(st, 0, sizeof st);
        if (split(i) && split(j) && split(k) && judge())
        {
            printf("%d %d %d\n", i, j, k);
        }
    }
    
    return 0;
}