#include <iostream>
#include <stdlib.h>

int main(int argc, char *argv[]) {
   using namespace std;
   cout << "ЊŽČĆ - đšžčć\n";
   system("pause");
   return 0;
}

D:\Development\Dev-Cpp 5.3.0.1\Workspace>chcp
Aktive Codepage: 850.

D:\Development\Dev-Cpp 5.3.0.1\Workspace>g++ -finput-charset=UTF-8 -fexec-charset=Cp850 -o main.exe main.cpp
main.cpp: In function 'int main(int, char**)':
main.cpp:8:10: error: converting to execution character set: Illegal byte sequence // *** Ne mogu se sva naša slova prevesti u Cp850

D:\Development\Dev-Cpp 5.3.0.1\Workspace>g++ -finput-charset=UTF-8 -fexec-charset=Cp852 -o main.exe main.cpp

D:\Development\Dev-Cpp 5.3.0.1\Workspace>main
еªÅ¼ - ðþºåƒ      // *** Ne radi jer iako sada šaljem naša slova encodirana sa Cp852, konzola još uvijek interpretira byte-stream sa Cp850 ....
Drücken Sie eine beliebige Taste . . .

D:\Development\Dev-Cpp 5.3.0.1\Workspace>chcp 852 // *** ... Zato mijenjam code-page konzole
Aktive Codepage: 852.

D:\Development\Dev-Cpp 5.3.0.1\Workspace>main
ĐŠŽĆČ - đšžćč // *** OK!
Drücken Sie eine beliebige Taste . . .

D:\Development\Dev-Cpp 5.3.0.1\Workspace>chcp 65001 // Sada mijenjam u Windowsow code-page za UTF-8
Aktive Codepage: 65001.

D:\Development\Dev-Cpp 5.3.0.1\Workspace>main
�榏� - �秆� // *** Ne radi jer je byte-stream kodiran sa Cp852 ....
Drücken Sie eine beliebige Taste . . .

D:\Development\Dev-Cpp 5.3.0.1\Workspace>g++ -finput-charset=UTF-8 -fexec-charset=UTF-8  -o main.exe main.cpp // *** ... Zato kodiram byte-stream sa UTF-8

D:\Development\Dev-Cpp 5.3.0.1\Workspace>main
��ŠŽĆČ - đšžćč // *** Radi osim za 'Đ', to je kod mene slučaj, možda kod tebe radi
Drücken Sie eine beliebige Taste . . .

D:\Development\Dev-Cpp 5.3.0.1\Workspace>

#include <iostream>
#include <stdlib.h>
#include <locale.h>
int main(int argc, char *argv[]) {
   using namespace std;
   setlocale(LC_ALL, "C");
   cout<<"ŠĐČĆŽ\n";
   system("chcp");
   return 0;
}

Őđ╚ĂÄ
Active code page: 852

#include <iostream>
#include <stdlib.h>
#include <locale.h>
int main(int argc, char *argv[]) {
   using namespace std;
   system("chcp 850");
   setlocale(LC_ALL, "Bosnian (Latin)_Bosnia and Herzegovina.1250");
   cout<<"ŠĐČĆŽ\n";
   return 0;
}

Active code page: 850
SDCCZ

#include <iostream>
#include <stdlib.h>

int main(int argc, char *argv[]) {
   using namespace std;
   system("chcp 852"); // *** ovo je najvaznije, da na pocetku aplikacije promijenis code-page konzole
   cout << "ĐŠŽČĆ - đšžčć\n\n";
   return 0;
}

g++ -fexec-charset=Cp852 -o main.exe main.cpp