How to add music on SDL

 {
    Mix_Music *musicc;
    Mix_Chunk *ding;
    int continuer=1;

    if(Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, MIX_DEFAULT_CHANNELS, 1024) == -1)
    {
        fprintf(stderr,"%s", Mix_GetError());
    }


    ding = Mix_LoadWAV("Fail.wav");
    musicc = Mix_LoadMUS("sound.mp3");
    Mix_PlayMusic(musicc, -1);



    while(continuer==1)
    {
        SDL_PollEvent(&event);
        switch(event.type)
        {
            case SDL_QUIT:
            continuer=0;
            break;
            case SDL_MOUSEBUTTONUP:
            if(((event.button.x>314)&&(event.button.x<489))&&((event.button.y>404)&&(event.button.y<438)))
            Mix_PlayChannel(-1, ding, 0);

            else if(((event.button.x>342)&&(event.button.x<457))&&((event.button.y>453)&&(event.button.y<483)))
            Mix_PlayChannel(-1, ding, 0);

            else if(((event.button.x>343)&&(event.button.x<454))&&((event.button.y>494)&&(event.button.y<526)))
            Mix_PlayChannel(-1, ding, 0);

            else if(((event.button.x>359)&&(event.button.x<439))&&((event.button.y>537)&&(event.button.y<573)))
            {
                Mix_PlayChannel(-1, ding, 0);
                continuer=0;
            }
            break;
        }
    }




    Mix_FreeChunk(ding);
    Mix_FreeMusic(musicc);

}