program ct;
uses crt;
var i,n,k,d:integer;
A:array[1..100] of integer;
begin
clrscr;
write('nhap n:=');readln(n);
for i:=1 to n do
begin
write('nhap mang a[',i,']:=');readln(a[i]);
end;
write('nhap k:=');readln(k);
d:=0;
for i:=1 to n do
if a[i]=k then d:=d+1;
if d=0 them writeln(k,'khong co trong day') else
writeln(k,'xuat hien',d:2,' lan trong day');
readln
end.