1)
var
s : real;
i, n : integer;
begin
s := 0;
read (n);
for i := 1 to n do s := s + 1 / i;
writeln (s);
end.
2)
var
a, i : integer;
begin
a := 1;
for i := 1 to 8 do
begin
a := a * 2;
writeln ('Через ', i * 3, 'часов будет ', a, ' амеб');
end;
end.
3)
var
n, i : integer;
x, s : real;
begin
s := 0;
read (n, x);
for i := 1 to n do
s := s + sin (i * x);
writeln (s);
end.
4)
var
n, a, r, i : integer;
begin
r := 1;
read (a, n);
for i := 1 to n do r := r * a;
writeln (r);
end.
Объяснение:
b,min,max,i:integer;
c:real;
begin
b:=0;
c:=0;
for i:=1 to 10 do readln(A[i]);
for i:=1 to 10 do b:=b+A[i];
c:=b/10;
min:=A[1];
max:=A[1];
for i:=1 to 10 do
if A[i]<min then min:=A[i];
for i:=1 to 10 do
if A[i]>max then max:=A[i];
writeln(c);
writeln(min);
writeln(max);
end.