c&c++

Neon Numbers are numbers that are the same as the sum of all digits of its squared number.e.g: x2 = a+b+c…+n where (a,b,c) are all digits of x2. For example, 9 is a neon number. Because While 4 isn’t a neon number because of 42 = 16.And the sum of its digits is 1 + 6 = 7.And 7 not… Read More »Program to check neon number