UVa OJ 10071-Back to High School Physics

 

对此题表示很无语：

{ Author:wzx961008 Problem:UVa 10071-Back to High School Physics Verdict:Accepted Language:PASCAL Run Time:0.028s Submission Date:2011-01-13 09:14:36}var v,t:integer;begin while not eof do begin readln(v,t); writeln(2*v*t); end;end.