# include 
  
   
# include 
   
     # include 
    
      # define MAX 55 using namespace std; int L; char a[MAX]; int vis[MAX]; int judge1()//ababa { int i,j; int xx,yy,zz; char x[MAX],y[MAX],z[MAX]; for(i=2; i*2
     
      =i) continue; char A[MAX],B[MAX]; for(j=0; j
      
       ='a')||(b[i]<='Z'&&b[i]>='A')) a[L++]=b[i]; } a[L]='\0'; if(judge1()) { printf("Yes\n"); continue; } if(judge2()) { printf("Yes\n"); continue; } printf("No\n"); } return 0; }