Нельзя преобразовать тип real к integer program chees; var m,n,s,k :real; begin readln(m); readln(n); s:=m*n; If s mod 2<>0 then k := s /2+1 else k:=s/2; writeln(k) end.
Program chees; var m, n, s: integer; k: real; begin readln(m); readln(n); s := m * n; if s mod 2 <> 0 then k := s / 2 + 1 else k := s / 2; writeln(k) end.