11004 : K번째 수 [C++]

#include <iostream>
#include <cstdio>
#include <algorithm>

int main()
{
 int *Number = new int[5000000];

 int N, K;
 scanf("%d%d", &N, &K);

 for (int i = 0; i < N; i++)
  scanf("%d", Number[i]);

 std::sort(Number, Number + N);

 printf("%d",Number[K - 1]);

 return 0;
}