习题一：
做一个算缘分的小游戏：
输入男方姓名，女方姓名，输出缘分指数，给出建议。
static void Main(string[] args)
{
//做一个算缘分的小游戏：
//输入男方姓名，女方姓名，输出缘分指数，给出建议。
Console.WriteLine("男方姓名：");
string nan = Console.ReadLine();
Console.WriteLine("女方姓名：");
string nv = Console.ReadLine();
Random r = new Random();
int n = r.Next(100);
string jianyi = "";
if (n>0&&n<30)
{
jianyi="有缘无分，分手吧";
}
else if (n>=30&&n<60)
{
jianyi="一起努力吧！";
}
else if (n>=60&&n<80)
{
jianyi="幸福一对";
}
else
{
jianyi="佳偶天成，珠联璧合";
}
Console.WriteLine("{0}和{1}的缘分指数是：{2}。建议：{3}",nan,nv,n,jianyi);
}
习题二：相亲
1 static void Main(string[] args)
2 {
3 //相亲
4 string fangzi, piaozi, nengli;
5 Console.Write("女神：有房子吗？");
6 fangzi = Console.ReadLine();
7 if (fangzi == "有")
8 {
9 Console.WriteLine("女神：咱们结婚吧");
10 }
11 else
12 {
13 Console.Write("女神：有钱吗？");
14 piaozi = Console.ReadLine();
15 if (piaozi=="有")
16 {
17 Console.WriteLine("女神：用钱买房子结婚吧");
18 }
19 else
20 {
21 Console.Write("女神：有能力吗？");
22 nengli = Console.ReadLine();
23 if (nengli=="有")
24 {
25 Console.WriteLine("女神：赶紧赚钱，买房子，结婚吧");
26 }
27 else
28 {
29 Console.WriteLine("女神：拜拜");
30 }
31
32 }
33
34 }
35
36 }
习题三：睡觉突然醒了，反应现在是几点，是否起床
1 static void Main(string[] args)
2 {
3 //做梦醒了，看看时间，是否起床
4 int shijian, xingqi;
5 Console.WriteLine("几点了？");
6 shijian = Convert.ToInt32(Console.ReadLine());
7 if (shijian<8)
8 {
9 Console.WriteLine("还早呢，再睡会");
10 }
11 else
12 {
13 Console.WriteLine("今天星期几？");
14 xingqi = Convert.ToInt32(Console.ReadLine());
15 if (xingqi==2||xingqi==5)
16 {
17 Console.WriteLine("不上课，接着睡");
18 }
19 else
20 {
21 Console.WriteLine("赶紧起床，不然要迟到了");
22 }
23 }
24 }
习题四：模拟彩票中奖，计算机随机生成3个100以内的数，人类输入5个数，看是否中奖
1 static void Main5555(string[] args)
2
3 {
4 //计算机生成100以内的3个数，输入5个数，输出中奖
5 //颜色显示
6 Console.ForegroundColor = ConsoleColor.DarkYellow;
7
8 int caiduigeshu = 0;
9
10 //计算机随机输出
11 Random random = new Random();
12 int a = random.Next(100);
13 int b= random.Next(100);
14 int c = random.Next(100);
15
16 //人类输入
17 Console.WriteLine("*************请输入5个100以内的数：****************");
18 Console.WriteLine("第一个数是：");
19 int x1 = Convert.ToInt32(Console.ReadLine());
20 Console.WriteLine("第二个数是：");
21 int x2 = Convert.ToInt32(Console.ReadLine());
22 Console.WriteLine("第三个数是：");
23 int x3 = Convert.ToInt32(Console.ReadLine());
24 Console.WriteLine("第四个数是：");
25 int x4 = Convert.ToInt32(Console.ReadLine());
26 Console.WriteLine("第五个数是：");
27 int x5 = Convert.ToInt32(Console.ReadLine());
28 //清屏
29 Console.Clear();
30 Console.WriteLine("电脑随机生成的数是:{0},{1},{2}",a,b,c);
31
32 //运算输出
33 if (a==x1||b==x1||c==x1)
34 {
35 caiduigeshu++;
36
37 }
38 if (a == x2 || b == x2 || c == x2)
39 {
40 caiduigeshu++;
41 }
42 if (a == x3 || b == x3 || c == x3)
43 {
44 caiduigeshu++;
45 }
46 if (a == x4 || b == x4 || c == x4)
47 {
48 caiduigeshu++;
49 }
50 if (a == x5 || b == x5 || c == x5)
51 {
52 caiduigeshu++;
53 }
54
55 if (caiduigeshu==0)
56 {
57 Console.WriteLine("谢谢参与");
58 }
59 else if (caiduigeshu==1)
60 {
61
62 Console.WriteLine("恭喜你中了10元");
63 }
64 else if (caiduigeshu==2)
65 {
66 Console.WriteLine("恭喜你中了100元");
67 }
68 else if (caiduigeshu==3)
69 {
70 Console.WriteLine("恭喜你中了1000元");
71 }
72 else
73 {
74 Console.WriteLine("恭喜你中了100万");
75 }
76
77 }
习题五：输入应发工资，输出所交税费和税后工资
个人所得税的计算方法：
1 static void Main(string[] args)
2 {
3 //作业：输入应发工资，输出所交税费和税后工资
4
5 double yfgz, shuifei, shgz;
6 double m1 = 0.03, k1 = 0;
7 double m2 = 0.1, k2 = 105;
8 double m3 = 0.2, k3 = 555;
9 double m4 = 0.25, k4 =1005;
10 double m5 = 0.3, k5 = 2755;
11 double m6 = 0.35, k6 = 5505;
12 double m7 = 0.45, k7 = 13505;
13
14 //输入
15 Console.WriteLine("请输入应发工资：");
16 yfgz = Convert.ToDouble(Console.ReadLine());
17 double s=yfgz-3500; //
18
19
20
21 //运算
22 if (yfgz<=3500)
23 {
24 shuifei = 0;
25 shgz = yfgz;
26 Console.WriteLine("不用交税\n税后工资是："+shgz);
27 Console.WriteLine("应交税费是：" + shuifei);
28 }
29 else
30 {
31 if (s>0&&s<=1500)
32 {
33 shuifei = s*m1-k1;
34 shgz = yfgz-shuifei;
35 Console.WriteLine("税后工资是："+shgz);
36 Console.WriteLine("应交税费是：" + shuifei);
37 }
38 else if (s>1500&&s<=4500)
39 {
40 shuifei = s * m2 - k2;
41 shgz = yfgz - shuifei;
42 Console.WriteLine("税后工资是：" + shgz);
43 Console.WriteLine("应交税费是：" + shuifei);
44 }
45 else if (s > 4500 && s <= 9000)
46 {
47 shuifei = s * m3 - k3;
48 shgz = yfgz - shuifei;
49 Console.WriteLine("税后工资是：" + shgz);
50 Console.WriteLine("应交税费是：" + shuifei);
51 }
52 else if (s > 9000 && s <= 35000)
53 {
54 shuifei = s * m4 - k4;
55 shgz = yfgz - shuifei;
56 Console.WriteLine("税后工资是：" + shgz);
57 Console.WriteLine("应交税费是：" + shuifei);
58 }
59 else if (s > 35000 && s <= 55000)
60 {
61 shuifei = s * m5 - k5;
62 shgz = yfgz - shuifei;
63 Console.WriteLine("税后工资是：" + shgz);
64 Console.WriteLine("应交税费是：" + shuifei);
65 }
66 else if (s > 55000 && s<=80000)
67 {
68 shuifei = s * m6 - k6;
69 shgz = yfgz - shuifei;
70 Console.WriteLine("税后工资是：" + shgz);
71 Console.WriteLine("应交税费是：" + shuifei);
72 }
73 else
74 {
75 shuifei = s * m7 - k7;
76 shgz = yfgz - shuifei;
77 Console.WriteLine("税后工资是：" + shgz);
78 Console.WriteLine("应交税费是：" + shuifei);
79 }
80 }
81 }
时间： 2024-10-22 10:02:57