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| Time Limit: 1000MS | Memory Limit: 10000K | |||
| Total Submissions: 19272 | Accepted: 7813 | Special Judge | ||
Description
Input
Output
Sample Input
2 6 19 0
Sample Output
10 100100100100100100 111111111111111111题意:给一个数n,求其只含有数字0或1的倍数,输出其任意的可行解(答案不唯一
思路:从1开始判断是否为n的倍数,然后乘10或者乘10加1,找到一个退出即可
Ps:要不是这道题在bfs里我都不知道怎么搞。这个题我也不知道怎么回事,用g++交AC,用c++交MLE,saddd
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <iostream>
#include <algorithm>
#include <set>
#include <queue>
#include <stack>
using namespace std;
long long n;
queue<long long >q;
long long bfs()
{
long long res;
while(!q.empty())
q.pop();
q.push(1);
while(!q.empty()){
res=q.front();
q.pop();
if(res%n==0)
return res;
q.push(res*10);
q.push(res*10+1);
}
}
int main()
{
while(~scanf("%lld",&n)){
if(n==0) break;
printf("%lld\n",bfs());
}
return 0;
}
POJ 1426-Find The Multiple(bfs)
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原文地址:http://blog.csdn.net/u013486414/article/details/43889387