Program Zadacha;
var
x, y: real;
Begin
Write('Enter x, y ');
ReadLn(x, y);
WriteLn(x, ' + ', y, ' = ', x+y);
WriteLn(x, ' - ', y, ' = ', x-y);
WriteLn(x, ' * ', y, ' = ', x*y);
WriteLn(x, ' / ', y, ' = ', x/y);
ReadLn;
End.