📅  最后修改于: 2022-03-11 14:44:57.958000             🧑  作者: Mango
// Example program
#include
#include
#include
#include
using namespace std;
int main()
{
seta = {5,9,100,25,4,6};
auto it = a.end();
it--;
cout << *it;
}