char c1, c2;
c1 = 'A';
c2 = 106; // Samma som 'j'
cout << c1 << c2 << '!' << endl;


wchar_t c1, c2;
c1 = 'A';
c2 = 106; // Samma som 'j'
wcout << c1 << c2 << '!' << endl;


#include <iostream>
#include <cstdlib>

using namespace std;

int main()
{
   system("chcp 1252 >nul 2>nul");

   char ch = '7';
   int code, val;
   code = ch;
   val = ch - '0';
   cout << "Siffran " << ch << " har koden " << code
      << " och värdet " << val << endl;
}


#include <iostream>
#include "iodos.h"

using namespace std;

int main()
{
   dos_console();

   char ch = '7';
   int code, val;
   code = ch;
   val = ch - '0';
   cout << "Siffran " << ch << " har koden " << code
      << " och värdet " << val << endl;
}


#include <iostream>
using namespace std;
int main(){
   char namn[30];
   cout << "Vad heter du? ";
   cin >> namn;
   cout << "Hej, " << namn << "!" << endl;
}


#include <iostream>
using namespace std;
// Kryptiskt program
char kod[33]="qwertyuiopasdfghjklzxcvbnm012345";
int main()
{
   char c;
   cout << "Avslutning sker med Ctrl-z" << endl;
   while (cin.get(c)) {
      cout << kod[c%32];
   }
   cout << endl;
}


#include <iostream>

using namespace std;

int main()
{
   string s;
   int tal = 0;
   cout << "Ange ett tal: ";
   cin >> s;
   for (char ch : s) {  // C++11
      tal = 10 * tal + ch - '0';
   }
   cout << "Talets värde: " << tal << endl;
}


s = "def";       //Felaktigt!
s[0]='d'; s[1]='e'; s[2]='f'; // ok

// Bättre variant:
strcpy(s, "def");  // kräver #include <cstring>


#include <string>

string s1("abc"), s2="def", s3;

s3 = "ghij";
s3 = s1 + s2 + s3 + "klmnop";
s3 += "qrstuvwxyz";


   int fib[]  {1,1,2,3,5,8,13,21};
   vector<int> vfib(begin(fib), end(fib));
   for (int i : vfib) {cout << i << " ";}
   cout << endl;

   vector<int> v2 {1,2,3};

   char str[] = "Hello World!";  // kräver =
   vector<char> v3(begin(str), end(str));




   array<char,13> a1 {"Hello Again!"};   // extra {}
   for (char ch : a1) {cout << ch << " ";}
   cout << endl;