char a[21];s,i;main(n){for(;n<21;){for(i=22;i;)a[--i]=i<s%20?32:0;for(;i<n;)a[(s+i++)%20]=49;puts(a);s+=n++;}}
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
download
return to the top page