#include using namespace std; const int md=666013; int n,m,k,i,j,e,r,c,a[77],t[77],f[(1<<20)][20]; bool g[44][44]; char s[77]; int main() { scanf("%s",s); n=strlen(s); for (i=0; i>e)&1)==0 && (e==0 || t[e]!=t[e-1] || (i&(1<<(e-1))))) f[i|(1<