//PascalABC.NET 3.1 сборка 1239
uses GraphABC;
const
n = 4;
begin
Window.CenterOnScreen;
var h := 100;
Window.SetSize(h * n, h * n);
Pen.Width := 3;
for var i := 1 to n - 1 do
begin
Pen.Color := clRandom;
Polyline((h * i, h * 0), (h * n, h * (n - i)), (h * (n - i), h * n), (h * 0, h * i), (h * i, h * 0));
end;
end.
<span>Слова среднего рода, не склоняютьс, имеют единственное счисление.</span>
Program z1;
var x1,x2,y1,y2:integer;
begin
read(x1,x2,y1,y2);
writeln(sqrt(sqr(x2-x1)+sqr(y2-y1)));
end.
program z2;
var ch:integer;
begin
read(ch);
writeln(ch*ch);
end.
program z3;
var k1,k2:integer;
begin
read(k1,k2);
writeln(sqrt(sqr(k1)+sqr(k2)));
writeln((k1*k2)/2);
end.
program z4;
var ch1,ch2,ch3:integer;
begin
read(ch1,ch2,ch3);
writeln(abs(ch1)+abs(ch2)+abs(ch3)));
end.<span>
</span>