永夜莫明的博客

I have a very simple problem for you. Given two integers A and B, your job is to calculate the Sum of A + B.InputThe first line of the input contains an integer T(1<=T<=20) which means the ...

Polish mathematician Wacław Sierpiński(1882-1969) described the 2D geometric figure known as the Sierpińskitriangle as part of his work on set theory in 1915. The triangle, which is really an infini...