#define H (*h)
w(int*q){if(q){w(q[2]);printf("%c%9d\n",*q,q[1]+1);w(q[3]);}}
main(){int t,*r=0,*H;while((t=getch())>31){h=&r;while H
if(*H-t)h=&(H[2+(*H<t)]);else{H[1]++;break;}}if(!H)*(H=calloc(4,4))=t;}w(r);}