题目链接:
http://acm.hust.edu.cn/vjudge/problem/viewProblem.action?id=35442
暴力搜索。。。
wrong wrong wrong!!!没完了。。
/*************************************************************************
> File Name: UVa_725.cpp
> Author: dulun
> Mail: dulun@xiyoulinux.org
> Created Time: 2016年03月18日 星期五 20时44分13秒
************************************************************************/
#include<iostream>
#include<stdio.h>
#include<cstring>
#include<cstdlib>
#include<algorithm>
#define LL long long
using namespace std;
const int N = 50086;
bool check(int a, int b)
{
if(b >98765) return 0;
int v[15] = {0};
memset(v, 0, sizeof(v));
if(a < 10000) v[0] = 1;
while(a)
{
v[a%10] = 1;
a /= 10;
}
while(b)
{
v[b%10] = 1;
b /= 10;
}
int sum = 0;
for(int i = 0; i < 10; i++)
{
sum += v[i];
}
return (sum == 10);
}
int main()
{
int n, t = 0;
while(~scanf("%d", &n) && n)
{
if(t++) printf("\n");
int flag = 0;
for(int i = 1234; i < 50000; i++)
{
if(check(i, i*n))
{
printf("%05d / %05d = %d\n", i*n, i, n);
flag++;
}
}
if(flag == 0) printf("There are no solutions for %d.\n", n);
}
return 0;
}