Var
i, x, y: integer;
a: array[1..30]of integer;
begin
readln(x, y);
for i := 1 to 30 do read(a[i]);
for i := 1 to 30 do
if (i mod 2 = 0) and (a[i] >= x) and (a[i] <= y) then
begin
write('YES');
exit;
end;
write('NO');
end.
простые сложные состав количество посылок характер логического следования
Const n=6;
var a:array[1..n,1..n] of integer;
i,j:integer;
begin
for i:=1 to n do
for j:=1 to i do a[i,j]:=n-i+j;
for i:=1 to n do
begin
for j:=1 to n do write(a[i,j]:3);
writeln;
end;
end.
Пример:
6 0 0 0 0 0
5 6 0 0 0 0
4 5 6 0 0 0
3 4 5 6 0 0
2 3 4 5 6 0
1 2 3 4 5 6