#include #include int main(void) { char number[61]; int value[60]; int result[60]; int i,j,k,l; int flag; while(gets(number)) { int n = strlen(number); for(i = 0; i < n; i++) value[i] = number[i] - '0'; for(i = 1; i <= n; i++) { flag = 0; int r = 0; for(j = n - 1; j >= 0; j--) { r += value[j] * i; result[j] = r % 10; r /= 10; } for(j = 0; j < n; j++) { if(result[j] == value[0]) { k = j; for(l = 0; l < n; l++) { if(result[k] != value[l]) break; k == n - 1 ? k = 0:k++; } if(l == n) { flag = 1; break; } } } if(flag == 0) break; } printf("%s is %scyclic\n",number,flag == 0? "not ":""); } return 0; }