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| #include <stdio.h> void main() { char letter; printf("please input the first letter of someday\n"); while ((letter=getch())!='Y')/*当所按字母为Y时才结束*/ { switch (letter) { case 'S':printf("please input second letter\n"); if((letter=getch())=='a') printf("saturday\n"); else if ((letter=getch())=='u') printf("sunday\n"); else printf("data error\n"); break; case 'F':printf("friday\n");break; case 'M':printf("monday\n");break; case 'T':printf("please input second letter\n"); if((letter=getch())=='u') printf("tuesday\n"); else if ((letter=getch())=='h') printf("thursday\n"); else printf("data error\n"); break; case 'W':printf("wednesday\n");break; default: printf("data error\n"); } } } |
| #include <conio.h> void main(void) { int color; for (color = 0; color < 8; color++) { textbackground(color);/*设置文本的背景颜色*/ cprintf("This is color %d\r\n", color); cprintf("Press any key to continue\r\n"); getch();/*输入字符看不见*/ } } |
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