//27，创建一个控制台应用程序，声明两个DateTime类型的变量dt，获取系统的当前日期时间，然后使用Format格式化进行规范
using
System;
class Program
{
static void
Main()
{
DateTime dt = DateTime.Now;
string
strDate = String.Format("{0:D}",
dt);
Console.WriteLine("今天的日期是:" +
strDate);
}
}
//28,创建一个控制台应用程序，声明一个string类型变量str1，并初始化为“我钟爱C#语言程序设计”,然后用copy方法复制字符串str1，并赋值给字符串str2，最后输出字符串str2
using
System;
class Program
{
static void
Main()
{
string str1 = "我钟爱C#语言程序设计";
string str2;
str2 =
string.Copy(str1);
Console.WriteLine(str2);
}
}
//29,CopTo方法
using
System;
class Program
{
static void
Main()
{
string str = "我钟爱C#语言程序设计";
Console.WriteLine("原字符串:\n" +
str);
char[] myChar = new
char[5];
str.CopyTo(0, myChar, 0,
5);//CopyTo（int需要复制的字符的起始位置，cha[]目标字符数名，指定目标数组中的开始存放位置，int指定要复制的字符个数）
Console.WriteLine("复制的字符串:");
Console.WriteLine(myChar);
}
}
我可以给你们大概算一下有多少个模块 就单纯说些代码的 硬件部门不算
构成设定CLI
，装置维护CLI，环境设定CLI，装置信息查看CLI.快照备份CLI，数据分割CLI，资源分割CLI，性能优化CLI。。。
server，
mainserver
设定server，状态监视server，性能监视server，snapshotserver，备份还原server......
还有各种外部tools，还不算OS部门和FW部门
//30,字符串的加密与解密示例
using
System;
class Program
{
static void
Main()
{
string list =
"kczutmhsuasasahsuihsuw";
char[]
str = new char[80];
int i,
j;
Console.Write("请输入一小写字母串（长度小于80）:");
string c = Console.ReadLine();
Console.Write("加密后成为:");
for (i =
0; i < c.Length; i++)
{
str[i] =
c[i];
j =
str[i] -
97;
str[i]
= list[j];
Console.Write("{0}", str[i]);
}
Console.WriteLine();
}
}
//31,字符串的解密示例
using
System;
class Program
{
static void
Main()
{
string list =
"qwertyuioplkjhgfdsazxcvbnm";
char[ ] str = new char[80];
int i,
j;
Console.Write("请输入需解密的字符串:");
string c = Console.ReadLine();
Console.Write("原字符串是:");
for (i =
0; i < c.Length; i++)
{
str[i] =
c[i];//
j
= 0;
while
(str[i] !=
list[j])
j++;
str[i] = (char)(j +
97);
Console.Write("{0}",str[i]);
}
Console.WriteLine();
}
}
//32，有三个字符串，要求找出其中最大者
using System;
class
Program
{
static void Main()
{
Console.WriteLine("请先后输入三个字符串,每输入一个请按Enter键确认!");
string str;
Console.Write("请输入第1个字符串:");
string a = Console.ReadLine();
Console.Write("请输入第2个字符串:");
string b = Console.ReadLine();
Console.Write("请输入第3个字符串:");
string c = Console.ReadLine();
int
m = String.Compare(a, b);
if (m
> 0)
str = String.Copy(a);
else
str =
String.Copy(b);
int n =
String.Compare(c, str);
if (n >
0)
str =
String.Copy(c);
Console.WriteLine("最大的字符串是:{0}", str);
}
}
//33,选择排序
using System;
class Program
{
static void Main()
{
string[ ] names = new
string[5];
string
max;
int i,
j;
for(i=0;i<5;i++)
{
Console.Write("请输入{0}个国家的名字:",i+1);
names[i] = Console.ReadLine( );
}
for (i = 0; i < names.Length
- 1; i++)
{
for(j=i+1;j<names.Length;j++)
{
int m = String.Compare(names[i],
names[j]);
if (m <
0)
{
max =
String.Copy(names[i]);
names[i] =
String.Copy(names[j]);
names[j] =
String.Copy(max);
}
}
}
Console.WriteLine("排序结果:");
for (i
= 0; i < 5; i++)
{
Console.Write("{0} ",
names[i]);
}
Console.WriteLine();
}
}
//34.ArrayList数组集合
using
System;
using System.Collections;//ArrayList位于Collections中
class
Program
{
static void Main()
{
ArrayList myAL = new ArrayList(
);
myAL.Add("Hello");
myAL.Add("World");
myAL.Add("!");
Console.WriteLine("myAL Count: {0}",
myAL.Count);//显示ArrayList的元素个数
Console.Write("
Value:");
foreach (Object obj in
myAL)
Console.Write(" {0}",
obj);
Console.WriteLine();
}
}
//35,输出一个表格的表头，调用方法
using System;
class
Program{
static void printstar()
{
Console.WriteLine("*************");
}
static void print_message()
{
Console.WriteLine("* XSCJFXTJB
*");
}
static void
Main()
{
printstar();
print_message();
printstar();
}
}
//36，方法返回值，return语句的一半格式
using
System;
class MainClass
{
static int power(int x,
int n)
{
int
pow = 1;
while (n >
0)
{
n--;
pow
*= x;
}
return
pow;
}
static void
Main()
{
int
n = 3;
int x =
4;
char c =
‘a‘;
Console.WriteLine("power({0},{1},{2})", x, n, power(x,
n));
Console.WriteLine("power(‘{0}‘,{1})={2}", c, n, power(c,
n));
Console.WriteLine("power({0},{1}))={2}", n,x, power(n,x));
}
}
//37,输入两个整数，通过方法的调用输出其中较大的数，求两个整数中的较大数，用方法完成
using System;
class
Program
{
static int max(int x, int
y)
{
return
(x >= y) ? x : y;
}
static void
Main()
{
Console.WriteLine("请输入两个整数:");
Console.Write("a= ");
int a =
Convert.ToInt32(Console.ReadLine());
Console.Write("b= ");
int
b=Convert.ToInt32(Console.ReadLine());
Console.WriteLine("{0:D}和{1:D}较大的数是:{2:D}",a,b,max(a,b));
}
}
//38,试编程实现方法的嵌套调用
using System;
class
Program
{
static void prnline(
)
{
Console.Write(" - ");
}
static void print()
{
Console.Write(" *
");
prnline();
return;
}
static void
Main()
{
int
i, j;
for (i = 0; i < 2;
i++)
{
for (j =
0; j < 3;
j++)
{
print();
}
Console.WriteLine( );
}
}
}
//39,阶乘
using System;
class
MainClass
{
static int fac(int n)
{
int
y;
if (n ==
1)
y =
1;
else
y = n
* fac(n - 1);
return
y;
}
static void
Main()
{
Console.WriteLine("4！={0}",fac(4));
}
}
//40,n+n^2+n^3+---n^n
//n(1+n(1+n(1+n----)))
using
System;
class MainClass
{
static int fun(int n, int
m)
{
if (m
== 1)
return n;
else
return n * (1 + fun(n, m - 1));
}
static void Main()
{
Console.WriteLine("n=1:{0}",
fun(1, 10));
Console.WriteLine("n=2:{0}", fun(2,
10));
Console.WriteLine("n=3:{0}",
fun(3, 10));
}
}
//41，汉诺塔问题
using
System;
class Program
{
static void hanoi(int n,
char A, char B, char C)
{
if (n ==
1)
Console.WriteLine("将第{0}个盘子从{1}柱搬到{2}柱上;", n, A,
C);
else
{
hanoi(n-1,A,C,B);
Console.WriteLine("将第{0}个盘子从{1}柱搬到{2}柱上",n,A,C);
hanoi(n-1,B,A,C);
}
}
static void
Main()
{
char A = ‘A‘, B = ‘B‘, C = ‘C‘;
Console.WriteLine("请输入A柱上的盘子总数:");
int n =
Convert.ToInt32(Console.ReadLine());
Console.WriteLine("当A柱上有{0}个盘子时，移动步骤依次为:",
n);
hanoi(n, A, B,
C);
}
}
//42,引用参数ref使用示例
using System;
class
Program
{
static void Swap(ref int x, ref int
y)
{
int
temp = x;
x =
y;
y = temp;
}
static void Main()
{
int i = 1, j =
2;
Swap(ref i,ref
j);
Console.WriteLine("i={0},j={1}", i, j);
}
}
//43,输出参数out使用示例
using System;
class
Program
{
static void Divide(int x, int y, out int
result, out int reminder)
{
result = x /
y;
reminder = x %
y;
}
static void
Main()
{
int
res, rem;
Divide(10, 3, out res,
out rem);
Console.WriteLine("res={0} rem={1}", res, rem);
}
}
//44.用引用参数ref实现对8名学生各两门成绩的统计，求每门成绩的最低分
using System;
class
Program
{
static void Main()
{
int[,] score = { { 98, 82
},{80,76}, { 96, 80 }, { 88, 90 }, { 98, 87 }, { 75, 84 }, { 68, 92 }, { 83, 66
} };
int min1 = score[0,
0];
int min2 = score[0,
1];
minmum(score, ref min1, ref
min2);
Console.WriteLine("课程1最低分:"
+ min1 + "\n课程2最低分" + min2);
}
static void minmum(int[,] score, ref int min1, ref int
min2)
{
for
(int i = 1; i < score.GetLength(0);
i++)
if
(score[i, 0] <
min1)
min1 = score[i, 0];
for (int i =
1; i < score.GetLength(0);
i++)
if
(score[i, 1] <
min2)
min2 = score[i,1];
}
}
//45,用输出参数out实现对8名学生各两门成绩的统计，求每门的最高分
using System;
class
Program
{
static void Main()
{
int[ ,
]score={{98,82},{80,76},{96,80},{88,90},{98,87},{75,84},{68,92},{83,66}};
int max1, max2;
maxmum(score, out
max1, out max2);
Console.WriteLine("课程1最高分:" + max1 + "\n课程2最高分:" + max2);
}
static void maxmum(int[,] score, out int max1, out int
max2)
{
max1
= score[0, 0];
max2 = score[0,
1];
for (int i = 1; i <
score.GetLength(0);
i++)
if
(score[i, 0] >
max1)
max1 = score[i, 0];
for (int i =
1; i < score.GetLength(0); i++)
{
if
(score[i, 1] >
max2)
max2 = score[i, 1];
}
}
}
//46,定义了3个学生代表，每个学生4次测试成绩对应一个3x4的数组，求所以学生各次考试成绩中的最高成绩
using
System;
class Program
{
static void
Main()
{
int[,] s = new int[3, 4] { { 68, 77, 73, 86 }, { 87, 96, 78, 89 }, { 90, 70, 81,
86 } };
Console.WriteLine("最高成绩是:{0}", max(s, 3, 4));
}
static int max(int[,] g, int p, int
t)
{
int m =
0;
for(int
i=0;i<p;i++)
for(int
j=0;j<t;j++)
if(g[i,j]>m)
m=g[i,j];
return
m;
}
}
//47，输出双精度示例
using System;
class
Program
{
static void Main()
{
double a =
123.456789012345;
Console.WriteLine(a);
Console.WriteLine("{0:F6}", a);
Console.WriteLine("{0:F2}", a);
}
}
//48,设置输出值得货币值与输出宽度示例
using System;
class
Program
{
static void Main()
{
int a =
80;
int b =
8000;
Console.WriteLine("{0:C2}",
a);
Console.WriteLine("{0:C2}",
b);
Console.WriteLine("{0,5}",
a);
Console.WriteLine("{0,6}",
b);
}
}
//49，利用控制符完成两位小数输出
using System;
class
Program
{
static void Main()
{
float x =
168.56f;
Console.WriteLine("每件平均单价为:{0:F2}", x /
3);
Console.WriteLine("每件平均单价为:{0:C2}", x / 3);
}
}
//50,由键盘输入一个华氏温度，将其转化为摄氏温度
using System;
class
Program
{
static void Main()
{
Console.Write("请输入华氏温度:");
String
s = Console.ReadLine();
float f =
float.Parse(s);
float
c=(f-32)/1.8f;
Console.WriteLine("相应的摄氏温度是:{0:F1}", c);
}
}
//51,由键盘输入三角形的三条边a,b,c,试编程用海伦公式计算任意三角形的面积
using System;
class
Program
{
static void Main()
{
double s,
area;
Console.WriteLine("请输入三角形的三条边长:");
Console.Write("a= ");
string x =
Console.ReadLine();
Console.Write("b= ");
string y =
Console.ReadLine();
Console.Write("c= ");
string z=
Console.ReadLine();
double a =
double.Parse(x);
double b =
double.Parse(y);
double c =
double.Parse(z);
s = 1.0 / 2 * (a
+ b + c);
area = Math.Sqrt(s * (s
- a) * (s - b) * (s - c));
Console.WriteLine("a={0:F2} b={0:F2} c={0:F2} s={3:F2}", a, b, c,
s);
Console.WriteLine("area={0:F2}", area);
}
}
//52.设计一个方法，根据三角形的三边长求面积，如果不能构成三角形，给出提示信息
using System;
class
Program
{
static double TriangleArea(float a, float b,
float c)
{
if ((a + b <= c) || (a + c <= b) || (b + c) <=
a)
return
-1;
double s = (a + b + c) /
2.0;
return Math.Sqrt(s * (s - a)
* (s - b) * (s - c));
}
static void
Main()
{
Console.WriteLine("请输入a,b,c:");
Console.Write("a= ");
int a =
Convert.ToInt32(Console.ReadLine());
Console.Write("b= ");
int b =
Convert.ToInt32(Console.ReadLine());
Console.Write("c= ");
int c =
Convert.ToInt32(Console.ReadLine());
double area = TriangleArea(a, b,
c);
if(area==-1)
Console.WriteLine("{0},{1},{2}不能构成三角形!",a,b,c);
else
Console.WriteLine("边长为{0},{1},{2}三角形的面积:{3:F1}",a,b,c,area);
}
}
//53,用方法求两个不等长的数组元素的平均值
using System;
class
Program
{
static void Main()
{
double[] a = new double[5] { 2,
3, 6, 8, 10 };
double[] b = new
double[10] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
};
double aver1,
aver2;
aver1 = average(a,
5);
Console.WriteLine("a数组元素的平均值:{0}",
aver1);
aver2 =
average(b,10);
Console.WriteLine("a数组元素的平均值:{0}", aver2);
}
static double average(double[] array, int
len)
{
double sum = 0;
for (int i = 0; i
< len; i++)
{
sum +=
array[i];
}
return sum /
len;
}
}
原文：http://www.cnblogs.com/zhangyongjian/p/3622380.html