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| Time Limit: 3000MS | Memory Limit: 65536K | |
| Total Submissions: 37379 | Accepted: 15443 |
Description
Input
Output
Sample Input
abcd aaaa ababab .
Sample Output
1 4 3
Hint
Source
#include <stdio.h>
#include <string.h>
#include <algorithm>
#define maxn 1000000+10
using namespace std;
char P[maxn];
int pre[maxn];
void getnext(int plen)
{
pre[0]=pre[1]=0;
for(int i=1;i<plen;i++){
int k=pre[i];
while(k&&P[i]!=P[k])k=pre[k];
pre[i+1]= P[k]==P[i]?k+1:0;
}
}
int main()
{
while(scanf("%s",P)!=EOF){
if(P[0]=='.')break;
int plen=strlen(P);
getnext(plen);
if(plen%(plen-pre[plen])==0)
printf("%d\n",plen/(plen-pre[plen]));
else printf("1\n");
}
return 0;
}
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原文地址:http://blog.csdn.net/ydd97/article/details/47337239