19,tuple多元数组

 #include <iostream>
 #include <tuple>
 using namespace std;

 void main()
 {
     char ch = 'a';
     short sh = ;
     int num = ;
     double db = 12.324;
     char *p = "calc";

     tuple<char, short, int, double, char *>mytuple(ch, sh, num, db, p);
     auto item = get<>(mytuple);
     cout << item << endl;
     cin.get();
 }