#include<iostream>
#include<map>
using namespace std;
int main(int argc, char** argv)
{
map<int, int> grid_datas;
pair<int, int> grid_data = { 1,2 };
cout << grid_data.first;
int a = 12;
int b = a / 8;
}
#include<iostream>
#include<map>
using namespace std;
int main(int argc, char** argv)
{
map<int, int> grid_datas;
pair<int, int> grid_data = { 1,2 };
cout << grid_data.first;
int a = 12;
int b = a / 8;
}