Count digit repetition in number range May 17, 2013 +0 no of occurence of 2 in number range no of occurence of 2 in number range
Dignal Character Pyramid May 15, 2013 +0 abbb babb bbab bbba character pyramid abbb babb bbab bbba character pyramid
Alternate Number Pyramid May 15, 2013 +0 1222 2122 2212 2221 dignal pyramid 1222 2122 2212 2221 dignal pyramid