UVa455--Periodic Strings

#include <stdio.h>
#include <string.h>
int i,j;
int isTthePeriod(char s[],int T)  //判断是否为周期字符串
{
for(i=0;i<T;i++)
{
for(j=i+T;j<strlen(s);j+=T)
if(s[i]!=s[j]) return 0;
}
return 1;
}
int main()
{
int T,kase,len,i;
scanf("%d",&T);
for(kase=1;kase<=T;kase++)
{
char s[100];
while(scanf("%s",s),len=strlen(s),!len);
for(i=1;i<=len;i++)
if(len%i ==0 && isTthePeriod(s,i)) break;//枚举周期i
if(kase !=1) putchar('\n');
printf("%d\n",i);
}
return 0;
}