import sys;l=sys.stdin.readlines();i=0;c=" " for z in l: i+=1;z=`i`+c+z[:-1] while z: r=len(z);d=(r,z.rfind(c,0,41))[r>40];t=z[:d];z=z[d+1:];a=40-d;b=s=0;p=t.find(c) for x in t:b+=x==c for j in [0]*a: s+=b while s>a:p=t.find(c,p+1);s-=a if z:t=t[:p]+c+t[p:];p+=1 print t