#include
#include??????????
#include?
void?wait（）;
void?gongneng_1（）;
void?gongneng_2（）;
void?gongneng_3（）;
void?gongneng_1_（int?）;
void?gongneng_2_（int?）;
void?gongneng_3_（int?）;
void?content（）;
void?quit（）;

void?wait（）//設(shè)置一個時間差
{
	time_t?nownow2;
	now?=?time（（time_t?*）NULL）;
	while（1）
	{
		int?n=10;
		now2=time（（time_t?*）NULL）;
		if（（now2-now）>n）
			break;
		else
			continue;
		
		
	}

}


void?content（）/*主目錄函數(shù)*/
{???
????
	int?xuan_zei;
	system（“cls“）;?//調(diào)用清屏函數(shù)
????for（i=0;i<5;i++）printf（“\n“）;
	printf（“\n“）;
	printf（“?????????請選擇你要進(jìn)入的功能頁面（輸入對應(yīng)序列號即可）！！\n“）;
	printf（“\n“）;
	printf（“\n“）;
	printf（“-----------------------------------------------------------------\n“）;
	printf（“1.兩個數(shù)四則運(yùn)算\n“）;
	printf（“2.三個數(shù)四則運(yùn)算\n“）;
	printf（“3.四個數(shù)四則運(yùn)算\n“）;
	printf（“4.退出程序\n“）;
	printf（“\n請選擇“）;
	scanf（“%d“&xuan_ze）;
	if（xuan_ze==1）gongneng_1（）;
	if（xuan_ze==2）gongneng_2（）;
	if（xuan_ze==3）gongneng_3（）;
	if（xuan_ze==4）quit（）;
}


void?gongneng_1（）/*一個運(yùn)算符四則運(yùn)算函數(shù)主頁面*/
{
	
	int?xuan_zei;
	system（“cls“）;?//調(diào)用清屏函數(shù)
????for（i=0;i<5;i++）printf（“\n“）;
	printf（“?????????請選擇數(shù)字范圍！！（該部分為兩個數(shù)四則運(yùn)算）\n“）;
	printf（“\n“）;
	printf（“\n“）;
	printf（“-----------------------------------------------------------------\n“）;
	printf（“1.???0~10\n“）;
	printf（“2.???0~20\n“）;
	printf（“3.???0~30\n“）;
	printf（“4.???0~40\n“）;
	printf（“5.???0~50\n“）;
	printf（“6.返回上一頁\n“）;
	printf（“\n請選擇“）;
	scanf（“%d“&xuan_ze）;
	switch（xuan_ze）
	{
	case?1:gongneng_1_（1）;
	case?2:gongneng_1_（2）;
	case?3:gongneng_1_（3）;
	case?4:gongneng_1_（4）;
	case?5:gongneng_1_（5）;
	case?6:content（）;
	}
}

void?gongneng_2（）/*兩個運(yùn)算符四則運(yùn)算函數(shù)主頁面*/
{
????
	int?xuan_zei;
	system（“cls“）;?//調(diào)用清屏函數(shù)
	for（i=0;i<5;i++）printf（“\n“）;
	printf（“?????????請選擇數(shù)字范圍！！（該部分為三個數(shù)四則運(yùn)算）\n“）;
	printf（“\n“）;
	printf（“\n“）;
	printf（“-----------------------------------------------------------------\n“）;
	printf（“1.???0~10\n“）;
	printf（“2.???0~20\n“）;
	printf（“3.???0~30\n“）;
	printf（“4.???0~40\n“）;
	printf（“5.???0~50\n“）;
	printf（“6.返回上一頁\n“）;
	printf（“\n請選擇“）;
	scanf（“%d“&xuan_ze）;
	switch（xuan_ze）
	{
	case?1:gongneng_2_（1）;
	case?2:gongneng_2_（2）;
	case?3:gongneng_2_（3）;
	case?4:gongneng_2_（4）;
	case?5:gongneng_2_（5）;
	case?6:content（）;
	}
}

void?gongneng_3（）/*三個運(yùn)算符四則運(yùn)算函數(shù)主頁面*/
{
	
	int?xuan_zei;
	system（“cls“）;?//調(diào)用清屏函數(shù)
	for（i=0;i<5;i++）printf（“\n“）;
	printf（“?????????請選擇數(shù)字范圍！！（該部分為四個數(shù)四則運(yùn)算）\n“）;
	printf（“\n“）;
	printf（“\n“）;
	printf（“-----------------------------------------------------------------\n“）;
	printf（“1.???0~10\n“）;
	printf（“2.???0~20\n“）;
	printf（“3.???0~30\n“）;
	printf（“4.???0~40\n“）;
	printf（“5.???0~50\n“）;
	printf（“6.返回上一頁\n“）;
	printf（“\n請選擇“）;
	scanf（“%d“&xuan_ze）;
	switch（xuan_ze）
	{
	case?1:gongneng_3_（1）;
	case?2:gongneng_3_（2）;
	case?3:gongneng_3_（3）;
	case?4:gongneng_3_（4）;
	case?5:gongneng_3_（5）;
	case?6:content（）;
	}
}

void?gongneng_1_（int?n）/*一個運(yùn)算符四則運(yùn)算計算函數(shù)*/
{?
	

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????10222??2008-05-20?15:26??四則運(yùn)算演講稿\Cpp-sunbaigui.cpp

?????文件?????192572??2008-05-13?00:41??四則運(yùn)算演講稿\Cpp-sunbaigui.exe

?????文件????????260??2008-05-20?15:55??四則運(yùn)算演講稿\Cpp-sunbaigui.plg

?????文件??????41984??2008-05-20?15:56??四則運(yùn)算演講稿\Cpp-sunbaigui.ncb

?????文件???????3487??2008-05-20?15:55??四則運(yùn)算演講稿\Cpp-sunbaigui.dsp

?????文件??????48640??2008-05-20?15:55??四則運(yùn)算演講稿\Cpp-sunbaigui.opt

?????文件????????551??2008-05-20?15:56??四則運(yùn)算演講稿\Cpp-sunbaigui.dsw

?????文件??????54784??2008-05-20?15:57??四則運(yùn)算演講稿\cjy.ppt

?????文件?????132096??2008-05-20?15:55??四則運(yùn)算演講稿\Debug\vc60.idb

?????文件??????77824??2008-05-20?15:52??四則運(yùn)算演講稿\Debug\vc60.pdb

?????文件????3562136??2008-05-20?15:52??四則運(yùn)算演講稿\Debug\Cpp-sunbaigui.pch

?????文件??????33041??2008-05-20?15:52??四則運(yùn)算演講稿\Debug\Cpp-sunbaigui.obj

?????文件?????211616??2008-05-20?15:54??四則運(yùn)算演講稿\Debug\Cpp-sunbaigui.ilk

?????文件?????188474??2008-05-20?15:54??四則運(yùn)算演講稿\Debug\Cpp-sunbaigui.exe

?????文件?????418816??2008-05-20?15:54??四則運(yùn)算演講稿\Debug\Cpp-sunbaigui.pdb

?????目錄??????????0??2008-05-20?15:58??四則運(yùn)算演講稿\Debug

?????目錄??????????0??2008-05-20?15:58??四則運(yùn)算演講稿

-----------?---------??----------?-----??----

??????????????4976503????????????????????17