简单的自助点餐系统

#include

using namespace std;

int main()

{

cout << "--------------------自助点单系统--------------------" << endl;

cout << "菜单" << endl;

cout << "1火锅 2回锅肉 3宫保鸡丁 4夫妻肺片 5毛血旺 6麻婆豆腐 7东坡肘子 8水煮牛肉" << endl;

cout << "9龙抄手 10钟水饺 11串串香 12肥肠粉 13担担面" << endl;

cout << "14可乐 15雪碧 16脉动 17果缤纷 18果粒橙 19营养快线" << endl;

cout << "套餐A（优惠10元）：火锅 回锅肉 东坡肘子，任选其一" << endl;

cout << "龙抄手 钟水饺 串串香，任选其一" << endl;

cout << "可乐 雪碧，任选其一" << endl;

cout << "套餐B（优惠12元）：火锅 回锅肉 东坡肘子 水煮牛肉，任选其一" << endl;

cout << "肥肠粉 担担面，任选其一" << endl;

cout << "脉动 果缤纷 果粒橙，任选其一" << endl;

cout << "本店消费满100元，可加1元，换购一种饮料" << endl;

//选择单点A 套餐B 结账C

char menu;//菜单

int data;//菜名

int price[20] = {0,49,39,24,20,21,15,40,59,10,13,25,12,8,4,4,5,6,8,5};//单个菜品的价格

int Sum[20] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };//储存菜品的数量

while (true)

{

cout << "A单点 B套餐 C结账" << endl;

cin >> menu;

if (menu == 'A')

{

cout << "单点(请输入你想选择的菜品编号，输入0结束单点)" << endl;

while (true)//单点

{

cin >> data;

if (data == 0)

break;

if (data==1)

++Sum[1];

if (data == 2)

++Sum[2];

if (data == 3)

++Sum[3];

if (data == 4)

++Sum[4];

if (data == 5)

++Sum[5];

if (data == 6)

++Sum[6];

if (data == 7)

++Sum[7];

if (data == 8)

++Sum[8];

if (data == 9)

++Sum[9];

if (data == 10)

++Sum[10];

if (data == 11)

++Sum[11];

if (data == 12)

++Sum[12];

if (data == 13)

++Sum[13];

if (data == 14)

++Sum[14];

if (data == 15)

++Sum[15];

if (data == 16)

++Sum[16];

if (data == 17)

++Sum[17];

if (data == 18)

++Sum[18];

if (data == 19)

++Sum[19];

}

for (int i = 0; i < 20; ++i)

{

if (i == 1 && Sum[i] > 0)

cout << "火锅 数量" << Sum[i] << "份 共计" << 49 * Sum[i] << "元" << ";" << endl;

if (i == 2 && Sum[i] > 0)

cout << "回锅肉 数量" << Sum[i] << "份 共计" << 39 * Sum[i] << "元" << ";" << endl;

if (i == 3 && Sum[i] > 0)

cout << "宫保鸡丁 数量" << Sum[i] << "份 共计" << 24 * Sum[i] << "元" << ";" << endl;

if (i == 4 && Sum[i] > 0)

cout << "夫妻肺片 数量" << Sum[i] << "份 共计" << 20 * Sum[i] << "元" << ";" << endl;

if (i == 5 && Sum[i] > 0)

cout << "毛血旺 数量" << Sum[i] << "份 共计" << 21 * Sum[i] << "元" << ";" << endl;

if (i == 6 && Sum[i] > 0)

cout << "麻婆豆腐 数量" << Sum[i] << "份 共计" << 15 * Sum[i] << "元" << ";" << endl;

if (i == 7 && Sum[i] > 0)

cout << "东坡肘子 数量" << Sum[i] << "份 共计" << 40 * Sum[i] << "元" << ";" << endl;

if (i == 8 && Sum[i] > 0)

cout << "水煮牛肉 数量" << Sum[i] << "份 共计" << 59 * Sum[i] << "元" << ";" << endl;

if (i == 9 && Sum[i] > 0)

cout << "龙抄手 数量" << Sum[i] << "份 共计" << 10 * Sum[i] << "元" << ";" << endl;

if (i == 10 && Sum[i] > 0)

cout << "钟水饺 数量" << Sum[i] << "份 共计" << 13 * Sum[i] << "元" << ";" << endl;

if (i == 11 && Sum[i] > 0)

cout << "串串香 数量" << Sum[i] << "份 共计" << 25 * Sum[i] << "元" << ";" << endl;

if (i == 12 && Sum[i] > 0)

cout << "肥肠粉 数量" << Sum[i] << "份 共计" << 12 * Sum[i] << "元" << ";" << endl;

if (i == 13 && Sum[i] > 0)

cout << "担担面 数量" << Sum[i] << "份 共计" << 8 * Sum[i] << "元" << ";" << endl;

if (i == 14 && Sum[i] > 0)

cout << "可乐 数量" << Sum[i] << "份 共计" << 4 * Sum[i] << "元" << ";" << endl;

if (i == 15 && Sum[i] > 0)

cout << "雪碧 数量" << Sum[i] << "份 共计" << 4 * Sum[i] << "元" << ";" << endl;

if (i == 16 && Sum[i] > 0)

cout << "脉动 数量" << Sum[i] << "份 共计" << 5 * Sum[i] << "元" << ";" << endl;

if (i == 17 && Sum[i] > 0)

cout << "果缤纷 数量" << Sum[i] << "份 共计" << 6 * Sum[i] << "元" << ";" << endl;

if (i == 18 && Sum[i] > 0)

cout << "果粒橙 数量" << Sum[i] << "份 共计" << 8 * Sum[i] << "元" << ";" << endl;

if (i == 19 && Sum[i] > 0)

cout << "营养快线 数量" << Sum[i] << "份 共计" << 5 * Sum[i] << "元" << ";" << endl;

}

cout << "总 计" << Sum[0] + 49 * Sum[1] + 39 * Sum[2] + 24 * Sum[3] + 20 * Sum[4] + 21 * Sum[5] + 15 * Sum[6] +

40 * Sum[7] + 59 * Sum[8] + 10 * Sum[9] + 13 * Sum[10] + 25 * Sum[11] + 12 * Sum[12] +

8 * Sum[13] + 4 * Sum[14] + 4 * Sum[15] + 5 * Sum[16] + 6 * Sum[17] + 8 * Sum[18] +

5 * Sum[19] << "元" << "优惠" << -1 * Sum[0] << "元" << endl;

}

if (menu == 'B')

{

char combo;

cout << "请选择套餐A或套餐B（Y/N）" << endl;

cin >> combo;

if (combo == 'Y')

{

cout << "套餐A" << endl;

Sum[0] -= 10;

cout<< "1火锅 2回锅肉 7东坡肘子，任选其一" << endl;

cin >> data;

if (data == 1)

++Sum[1];

if (data == 2)

++Sum[2];

if (data == 7)

++Sum[7];

cout << "9龙抄手 10钟水饺 11串串香，任选其一" << endl;

cin >> data;

if (data == 9)

++Sum[9];

if (data == 10)

++Sum[10];

if (data == 11)

++Sum[11];

cout << "14可乐 15雪碧，任选其一" << endl;

cin >> data;

if (data == 14)

++Sum[14];

if (data == 15)

++Sum[15];

for (int i = 0; i < 20; ++i)

{

if (i == 1 && Sum[i] > 0)

cout << "火锅 数量" << Sum[i] << "份 共计" << 49 * Sum[i] << "元" << ";" << endl;

if (i == 2 && Sum[i] > 0)

cout << "回锅肉 数量" << Sum[i] << "份 共计" << 39 * Sum[i] << "元" << ";" << endl;

if (i == 3 && Sum[i] > 0)

cout << "宫保鸡丁 数量" << Sum[i] << "份 共计" << 24 * Sum[i] << "元" << ";" << endl;

if (i == 4 && Sum[i] > 0)

cout << "夫妻肺片 数量" << Sum[i] << "份 共计" << 20 * Sum[i] << "元" << ";" << endl;

if (i == 5 && Sum[i] > 0)

cout << "毛血旺 数量" << Sum[i] << "份 共计" << 21 * Sum[i] << "元" << ";" << endl;

if (i == 6 && Sum[i] > 0)

cout << "麻婆豆腐 数量" << Sum[i] << "份 共计" << 15 * Sum[i] << "元" << ";" << endl;

if (i == 7 && Sum[i] > 0)

cout << "东坡肘子 数量" << Sum[i] << "份 共计" << 40 * Sum[i] << "元" << ";" << endl;

if (i == 8 && Sum[i] > 0)

cout << "水煮牛肉 数量" << Sum[i] << "份 共计" << 59 * Sum[i] << "元" << ";" << endl;

if (i == 9 && Sum[i] > 0)

cout << "龙抄手 数量" << Sum[i] << "份 共计" << 10 * Sum[i] << "元" << ";" << endl;

if (i == 10 && Sum[i] > 0)

cout << "钟水饺 数量" << Sum[i] << "份 共计" << 13 * Sum[i] << "元" << ";" << endl;

if (i == 11 && Sum[i] > 0)

cout << "串串香 数量" << Sum[i] << "份 共计" << 25 * Sum[i] << "元" << ";" << endl;

if (i == 12 && Sum[i] > 0)

cout << "肥肠粉 数量" << Sum[i] << "份 共计" << 12 * Sum[i] << "元" << ";" << endl;

if (i == 13 && Sum[i] > 0)

cout << "担担面 数量" << Sum[i] << "份 共计" << 8 * Sum[i] << "元" << ";" << endl;

if (i == 14 && Sum[i] > 0)

cout << "可乐 数量" << Sum[i] << "份 共计" << 4 * Sum[i] << "元" << ";" << endl;

if (i == 15 && Sum[i] > 0)

cout << "雪碧 数量" << Sum[i] << "份 共计" << 4 * Sum[i] << "元" << ";" << endl;

if (i == 16 && Sum[i] > 0)

cout << "脉动 数量" << Sum[i] << "份 共计" << 5 * Sum[i] << "元" << ";" << endl;

if (i == 17 && Sum[i] > 0)

cout << "果缤纷 数量" << Sum[i] << "份 共计" << 6 * Sum[i] << "元" << ";" << endl;

if (i == 18 && Sum[i] > 0)

cout << "果粒橙 数量" << Sum[i] << "份 共计" << 8 * Sum[i] << "元" << ";" << endl;

if (i == 19 && Sum[i] > 0)

cout << "营养快线 数量" << Sum[i] << "份 共计" << 5 * Sum[i] << "元" << ";" << endl;

}

cout << "总 计" << Sum[0] + 49 * Sum[1] + 39 * Sum[2] + 24 * Sum[3] + 20 * Sum[4] + 21 * Sum[5] + 15 * Sum[6] +

40 * Sum[7] + 59 * Sum[8] + 10 * Sum[9] + 13 * Sum[10] + 25 * Sum[11] + 12 * Sum[12] +

8 * Sum[13] + 4 * Sum[14] + 4 * Sum[15] + 5 * Sum[16] + 6 * Sum[17] + 8 * Sum[18] +

5 * Sum[19] << "元" <<"优惠"<<-1*Sum[0]<<"元"<< endl;

}

else

{

cout << "套餐B" << endl;

Sum[0] -= 12;

cout << "1火锅 2回锅肉 7东坡肘子 8水煮牛肉，任选其一" << endl;

cin >> data;

if (data == 1)

++Sum[1];

if (data == 2)

++Sum[2];

if (data == 7)

++Sum[7];

if (data == 8)

++Sum[8];

cout << "12肥肠粉 13担担面，任选其一" << endl;

cin >> data;

if (data == 12)

++Sum[12];

if (data == 13)

++Sum[13];

cout << "16脉动 17果缤纷 18果粒橙，任选其一" << endl;

cin >> data;

if (data == 16)

++Sum[16];

if (data == 17)

++Sum[17];

if (data == 18)

++Sum[18];

for (int i = 0; i < 20; ++i)

{

if (i == 1 && Sum[i] > 0)

cout << "火锅 数量" << Sum[i] << "份 共计" << 49 * Sum[i] << "元" << ";" << endl;

if (i == 2 && Sum[i] > 0)

cout << "回锅肉 数量" << Sum[i] << "份 共计" << 39 * Sum[i] << "元" << ";" << endl;

if (i == 3 && Sum[i] > 0)

cout << "宫保鸡丁 数量" << Sum[i] << "份 共计" << 24 * Sum[i] << "元" << ";" << endl;

if (i == 4 && Sum[i] > 0)

cout << "夫妻肺片 数量" << Sum[i] << "份 共计" << 20 * Sum[i] << "元" << ";" << endl;

if (i == 5 && Sum[i] > 0)

cout << "毛血旺 数量" << Sum[i] << "份 共计" << 21 * Sum[i] << "元" << ";" << endl;

if (i == 6 && Sum[i] > 0)

cout << "麻婆豆腐 数量" << Sum[i] << "份 共计" << 15 * Sum[i] << "元" << ";" << endl;

if (i == 7 && Sum[i] > 0)

cout << "东坡肘子 数量" << Sum[i] << "份 共计" << 40 * Sum[i] << "元" << ";" << endl;

if (i == 8 && Sum[i] > 0)

cout << "水煮牛肉 数量" << Sum[i] << "份 共计" << 59 * Sum[i] << "元" << ";" << endl;

if (i == 9 && Sum[i] > 0)

cout << "龙抄手 数量" << Sum[i] << "份 共计" << 10 * Sum[i] << "元" << ";" << endl;

if (i == 10 && Sum[i] > 0)

cout << "钟水饺 数量" << Sum[i] << "份 共计" << 13 * Sum[i] << "元" << ";" << endl;

if (i == 11 && Sum[i] > 0)

cout << "串串香 数量" << Sum[i] << "份 共计" << 25 * Sum[i] << "元" << ";" << endl;

if (i == 12 && Sum[i] > 0)

cout << "肥肠粉 数量" << Sum[i] << "份 共计" << 12 * Sum[i] << "元" << ";" << endl;

if (i == 13 && Sum[i] > 0)

cout << "担担面 数量" << Sum[i] << "份 共计" << 8 * Sum[i] << "元" << ";" << endl;

if (i == 14 && Sum[i] > 0)

cout << "可乐 数量" << Sum[i] << "份 共计" << 4 * Sum[i] << "元" << ";" << endl;

if (i == 15 && Sum[i] > 0)

cout << "雪碧 数量" << Sum[i] << "份 共计" << 4 * Sum[i] << "元" << ";" << endl;

if (i == 16 && Sum[i] > 0)

cout << "脉动 数量" << Sum[i] << "份 共计" << 5 * Sum[i] << "元" << ";" << endl;

if (i == 17 && Sum[i] > 0)

cout << "果缤纷 数量" << Sum[i] << "份 共计" << 6 * Sum[i] << "元" << ";" << endl;

if (i == 18 && Sum[i] > 0)

cout << "果粒橙 数量" << Sum[i] << "份 共计" << 8 * Sum[i] << "元" << ";" << endl;

if (i == 19 && Sum[i] > 0)

cout << "营养快线 数量" << Sum[i] << "份 共计" << 5 * Sum[i] << "元" << ";" << endl;

}

cout << "总 计" << Sum[0] + 49 * Sum[1] + 39 * Sum[2] + 24 * Sum[3] + 20 * Sum[4] + 21 * Sum[5] + 15 * Sum[6] +

40 * Sum[7] + 59 * Sum[8] + 10 * Sum[9] + 13 * Sum[10] + 25 * Sum[11] + 12 * Sum[12] +

8 * Sum[13] + 4 * Sum[14] + 4 * Sum[15] + 5 * Sum[16] + 6 * Sum[17] + 8 * Sum[18] +

5 * Sum[19] << "元" << "优惠" << -1 * Sum[0] << "元" << endl;

}

}

if (menu == 'C')

{

char option;

int payment = Sum[0] + 49 * Sum[1] + 39 * Sum[2] + 24 * Sum[3] + 20 * Sum[4] + 21 * Sum[5] + 15 * Sum[6] +

40 * Sum[7] + 59 * Sum[8] + 10 * Sum[9] + 13 * Sum[10] + 25 * Sum[11] + 12 * Sum[12] +

8 * Sum[13] + 4 * Sum[14] + 4 * Sum[15] + 5 * Sum[16] + 6 * Sum[17] + 8 * Sum[18] +

5 * Sum[19];

if (payment >= 100)

{

cout << "恭喜你消费金额达到100元，是否参与1元换购(T/F)" << endl;

cin >> option;

if (option == 'T')

{

int drink;

cout << "14可乐 15雪碧 16脉动 17果缤纷 18果粒橙 19营养快线,任选其一" << endl;

cin >> drink;

if (drink == 14)

{

++Sum[14]; Sum[0] -= 3;

}

if (drink == 15)

{

++Sum[15]; Sum[0] -= 3;

}

if (drink == 16)

{

++Sum[16]; Sum[0] -= 4;

}

if (drink == 17)

{

++Sum[17]; Sum[0] -= 5;

}

if (drink == 18)

{

++Sum[18]; Sum[0] -= 7;

}

if (drink == 19)

{

++Sum[19]; Sum[0] -= 4;

}

}

}

cout << "总 计" << Sum[0] + 49 * Sum[1] + 39 * Sum[2] + 24 * Sum[3] + 20 * Sum[4] + 21 * Sum[5] + 15 * Sum[6] +

40 * Sum[7] + 59 * Sum[8] + 10 * Sum[9] + 13 * Sum[10] + 25 * Sum[11] + 12 * Sum[12] +

8 * Sum[13] + 4 * Sum[14] + 4 * Sum[15] + 5 * Sum[16] + 6 * Sum[17] + 8 * Sum[18] +

5 * Sum[19] << "元" << "优惠" << -1 * Sum[0] << "元" << endl;

cout << "支付成功 祝你生活愉快 欢迎下次光临本店" << endl;

return 0;

}

}

}