А* не(неВ+С) = <span>А* не неВ * неС = </span>А * В * неС
Program hhh54;
var i,n,x:longint;
a: array [1..100000] of longint;
begin
read (n);
a[1]:=1;
a[2]:=1;
for i:= 3 to n do
begin
a[i]:=a[i-1]+a[i-2];
write (a[i]);
end;
end.
3) var a:array [1..1000] of longint; n,k,i:integer;
<span>begin </span>
<span>readln(n); k:=0;</span>
for i:=1 to n do
read (a[i]);
for i:=1 to n do
<span>if (a[i]>5) and (a[i]<19) then k:=k+a[i];
writeln(k);
readln; end.</span>
Const z = 50;
var A:Array[1..z,1..z] of integer;
n,i,j:integer;
begin
write('Введите размер массива ');
readln(n);
for i:=1 to n do
beginfor j:=1 to n do
begin
A[i,j]:= random(100)-50;
write(A[i,j]:4);
end;
writeln;
end;
writeln;writeln;
for i:=1 to n do
beginfor j:=1 to n do
begin
if i=j then
A[i,j]:=0;
write(A[i,j]:4);
end;
writeln;
end;end.<span>
</span>