#include <iostream.h> #include <string.h> #include <fstream.h> ifstream f("c.in"); #define cin f int main() {     char a[61],b[61];     char c[61][61];     while(cin>>a)     {         int pos;         int i,j,k;         int iw=0;         int flag=0;         for(pos=0;pos<strlen(a);pos++)         {             for(i=0;i<strlen(a)-pos;i++)             c[pos][i]=a[i+pos];             for(i=strlen(a)-pos;i<strlen(a);i++)             c[pos][i]=a[i-strlen(a)+pos];             c[pos][strlen(a)]='\0';         }         for(i=1;i<=strlen(a);i++)         {             iw=0;             int flag2=0;             for(j=strlen(a)-1;j>=0;j--)             {                 int k=(a[j]-'0')*i+iw;                 b[j]=k%10+'0';                 iw=k/10;             }             b[strlen(a)]='\0';             int test=0;             for(j=0;j<strlen(a);j++)             {                 if(strcmp(c[j],b)==0)                 {                     flag2=1;                     break;                 }                                  }                 if(flag2==0)                 {                     flag=1;                     goto loop;                 }                     }           loop :             if(flag==1)             cout<<a<<" is not cyclic"<<endl;             else             cout<<a<<" is cyclic"<<endl;                            } }

评论