char*p,*q,s[200],*r;x;f(n){x=s[n]-10?q[*r*n]==s[n]?f(n+1),x?q[*r*n]=32:0:0:1;}main(){read(0,s,200);for(q=p=index(s,10);*++q;)for(r="
\ró˙";*r;r++)f(0);puts(++p);}