运行以下C++代码,屏幕上将输出什么?
#include <iostream>
using namespace std;
int var = 100;
void function() {
int var = 200;
cout << var << " ";
cout << ::var << " ";
}
int main() {
cout << var << " ";
function();
var += 100;
cout << var << " ";
return 0;
}
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