Hay cho biet trong day so 1,2,3,4,5.............2016 co tat ca bao nhieu chu so 8
hay cho biet trong day so 1,2,3...,2016 co tat ca bao nhieu chu so 8
hay cho biet trong day so tu nhien lien tiep 1;2;3;4;5....2013;2014 co tat ca bao nhieu chu so 1
hay cho biet day so lien tiep 1,2,3,4,...,2016 co bao nhieu chu so
hay cho biet trong day so tu nhien 1,2,3,4,............,2013,2014
a, co bao nhieu chu so 1
b, co bao nhieu so 1
hay cho biet trong day so 1000,1001,1002,...2014,2015 co tat ca bao nhieu chu so 5 ?
hay cho biet trong day so tu nhien 1,2,3,4,............,2013,2014
co bao nhieu chu so 1
hay cho biet trong day so tu nhien 1,2,3,4,............,2013,2014
co bao nhieu chu so 1
hay cho biet trong ay so tu nhien lien tiep 1;2;3;4....2013 co tat ca bao nhieu chu so 1?
trong day so do co tat ca ... chu so 1.