union RGBUnion {
    struct {
        unsigned char R;
        unsigned char G;
        unsigned char B;
        unsigned char A;
    } separated;

    unsigned int together;
};


int main() {
    RGBUnion colour;
    colour.together=0x80ff0040;
    printf("colour.tog=%un",colour.together);
    printf("colour.r=%un",colour.separated.R);
    printf("colour.g=%un",colour.separated.G);
    printf("colour.b=%un",colour.separated.B);
    printf("colour.a=%un",colour.separated.A);
    return 0;
}