#include <iostream>
#include <vector>

class mystruct{
	int a;
	bool b;
	char c;
	long d;
	std::vector<int> e;
};

int main() {
	std::vector<mystruct> vec;
	for (int i = 0; i < 100000; i++)
	{
		mystruct ms;
		vec.push_back(ms);
	}
		
	while (vec.size() > 90000)
		vec.erase(vec.begin());
	// your code goes here
	return 0;
}