program vitri;
uses crt;
var A:array[1..100] of integer;
n,i,k:integer;
begin
clrscr;
write('Nhap so luong phan tu N: '); readln(n);
randomize;
for i:=1 to n do
A[i]:=random(2000)-1000;
write('Day so la: ');
for i:=1 to n do
write(A[i],' ');
writeln;
write('Nhap k: '); readln(k);
for i:=1 to n do
if A[i]=k then
begin
write('Vi tri dau tien cua ',k,' la: ',i);
readln;
exit;
end;
writeln('Khong co ',k,' trong day');
readln
end.
