程序代码：

#include <stdio.h> 
#include <windows.h>
int main(void)
{
    HANDLE consolehwnd = GetStdHandle(STD_OUTPUT_HANDLE);
    SetConsoleTextAttribute(consolehwnd, FOREGROUND_RED);
    printf("hello ");
    SetConsoleTextAttribute(consolehwnd, FOREGROUND_INTENSITY | FOREGROUND_GREEN);
    printf("world!\n");
    getchar();
    SetConsoleTextAttribute(consolehwnd, BACKGROUND_INTENSITY | BACKGROUND_BLUE);
    printf("It is really beautiful!\n");
    return 0;
}