Verified answer

Ответ:

1.

program z1;

var i,k2,k3,k5: integer;

begin

k2:=0;

k3:=0;

k5:=0;

for i:=0 to 100 do

begin

if i mod 2 = 0 then k2:=k2+1;

if i mod 3 = 0 then k3:=k3+1;

if i mod 5 = 0 then k5:=k5+1

end;

writeln(k2);

writeln(k3);

writeln(k5)

end.

2.

program z2;

var a: integer;

begin

repeat

write ('Введите число: ');

readln (a)

until a = -1

end.

3.

program z3;

var i,s: integer;

begin

s:=0;

for i:=-5 to 30 do s:=s+i;

writeln(s)

end.