program vi_tri_bang_k;
uses crt;
var A:array[1..1000] of integer;
n,i,d:integer;
begin
clrscr;
write('Nhap k: '); readln(k);
write('Nhap so luong phan tu n: '); readln(n);
d:=0;
for i:=1 to n do
begin
write('A[',i,']= '); readln(A[i]);
if A[i]=k then d:=d+1;
end;
if d=0 then write('Khong co so hang nao cua day co gia tri bang ',k)
else
begin
write('Co ',d,' vi tri: ');
for i:=1 to n do
if A[i]=k then write(i,' ');
end;
readln;
end.