x;main(n,s,d){while(x||~scanf("%s%n%d ",s,&n,&d))x*=atoi(++x+s)||!printf(n>0?"%.*s.%.*s\n"+(x<=n)*5:"%6$#.*f%.*5$s\n",abs(n),s,x-n,s+n,x,n-=d);}