#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <stdio.h>
#include <math.h>
using namespace std;
int main()
{
cout << "Hello World!\n";
getchar();
}
#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <stdio.h>
#include <math.h>
using namespace std;
int main()
{
cout << "Hello World!\n";
getchar();
}