update

.gitattributes

@@ -0,0 +1,22 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+*.sln    merge=union
+*.csproj merge=union
+*.vbproj merge=union
+*.fsproj merge=union
+*.dbproj merge=union
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain

.gitignore

@@ -0,0 +1,163 @@
+#################
+## Eclipse
+#################
+
+*.pydevproject
+.project
+.metadata
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.classpath
+.settings/
+.loadpath
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# CDT-specific
+.cproject
+
+# PDT-specific
+.buildpath
+
+
+#################
+## Visual Studio
+#################
+
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.sln.docstates
+
+# Build results
+[Dd]ebug/
+[Rr]elease/
+*_i.c
+*_p.c
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.vspscc
+.builds
+*.dotCover
+
+## TODO: If you have NuGet Package Restore enabled, uncomment this
+#packages/
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opensdf
+*.sdf
+
+# Visual Studio profiler
+*.psess
+*.vsp
+
+# ReSharper is a .NET coding add-in
+_ReSharper*
+
+# Installshield output folder
+[Ee]xpress
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish
+
+# Others
+[Bb]in
+[Oo]bj
+sql
+TestResults
+*.Cache
+ClientBin
+stylecop.*
+~$*
+*.dbmdl
+Generated_Code #added for RIA/Silverlight projects
+
+# Backup & report files from converting an old project file to a newer
+# Visual Studio version. Backup files are not needed, because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+
+
+
+############
+## Windows
+############
+
+# Windows image file caches
+Thumbs.db
+
+# Folder config file
+Desktop.ini
+
+
+#############
+## Python
+#############
+
+*.py[co]
+
+# Packages
+*.egg
+*.egg-info
+dist
+build
+eggs
+parts
+bin
+var
+sdist
+develop-eggs
+.installed.cfg
+
+# Installer logs
+pip-log.txt
+
+# Unit test / coverage reports
+.coverage
+.tox
+
+#Translations
+*.mo
+
+#Mr Developer
+.mr.developer.cfg
+
+# Mac crap
+.DS_Store

经典示例/001.第一个C程序/1.c

@@ -0,0 +1,6 @@
+/* The first C programme */
+#include <stdio.h>				/* 包含标准输入输出头文件 */
+main()						/* 主函数 */
+{
+		printf("Hello World!\n");	/* 打印输出信息 */
+}

经典示例/001.第一个C程序/TCTEMP.DAT

@@ -0,0 +1 @@
+0

经典示例/002.运行多个源文件/helloword.c

@@ -0,0 +1,6 @@
+#include "print.h"
+
+int main(void){
+	printHello();
+	return 0;
+}

经典示例/002.运行多个源文件/print.c

@@ -0,0 +1,6 @@
+#include "print.h"
+
+void printHello()
+{
+	printf("hello word!\n");
+}

经典示例/002.运行多个源文件/print.h

@@ -0,0 +1,3 @@
+#include "stdio.h"
+
+void printHello(void);

经典示例/003.求整数之积/3.c

@@ -0,0 +1,10 @@
+/* Input two numbers, output the product */
+#include <stdio.h>
+main()
+{
+		int x,y,m;				/* 定义整型变量x，y，m */
+		printf("Please input x and y\n");	/* 输出提示信息 */
+		scanf("%d%d",&x,&y);			/* 读入两个乘数，赋给x，y变量 */
+		m=x*y;					/* 计算两个乘数的积，赋给变量m */
+		printf("%d * %d = %d\n",x,y,m);		/* 输出结果 */
+}

经典示例/003.求整数之积/TCTEMP.DAT

@@ -0,0 +1 @@
+0

经典示例/004.比较实数大小/4.c

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+/* 输入两个浮点数，输出它们中的大数 */
+#include <stdio.h>
+main()
+{
+	float x,y,c;				/* 变量定义 */
+	printf("Please input x and y:\n");	/* 提示用户输入数据 */
+	scanf("%f%f",&x,&y);
+	c=x>y?x:y;				/* 计算c=max(x,y) */
+	printf("MAX of (%f,%f) is %f",x,y,c);	/* 输出c */
+}
+

经典示例/005.字符的输出/5.C

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+/* */
+#include <stdio.h>
+main()
+{
+	char ch,nch;	/* */
+	int count;	/* */
+	int k;		/* */
+
+	printf("Please input a string with a # in the end.\n");
+	scanf("%c",&ch);	/* */
+	while(ch != '#')	/* */
+	{
+		if(ch >= '0' && ch <= '9')
+		{
+			/* */
+			count = ch-'0'+1;	/* */
+			scanf("%c",&nch);	/* */
+			for(k=0;k<count;k++)	/* */
+				printf("%c",nch);
+		}
+		else
+			printf("%c",ch);	/* */
+		printf(" ");			/* */
+		scanf("%c",&ch);		/* */
+	}
+	printf("#\n");				/* */
+}
+

经典示例/006.显示变量所占字节数/6.C

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+/* 输出不同类型所占的字节数*/
+#include <stdio.h>
+void main()
+{
+    /* sizeof()是保留字，它的作用是求某类型或某变量类型的字节数, */
+    /* 括号中可以是类型保留字或变量。*/
+    /*int型在不同的机器，不同的编译器中的字节数不一样,*/
+    /*一般来说在TC2.0编译器中字节数为2,在VC编译器中字节数为4 */
+    printf("The bytes of the variables are:\n");
+    printf("int:%d bytes\n",sizeof(int));
+    /* char型的字节数为1 */
+    printf("char:%d byte\n",sizeof(char));
+    /* short型的字节数为2 */
+    printf("short:%d bytes\n",sizeof(short));
+    /* long型的字节数为4 */
+    printf("long:%d bytes\n",sizeof(long));
+    /* float型的字节数为4 */
+    printf("float:%d bytes\n",sizeof(float));
+    /* double型的字节数为8 */
+    printf("double:%d bytes\n",sizeof(double));
+    /* long double型的字节数为8或10或12 */
+    printf("long double:%d bytes\n",sizeof(long double));
+    getchar();
+
+}
+
+
+

经典示例/007.自增自减运算/7.C

@@ -0,0 +1,18 @@
+/* */
+#include <stdio.h>
+main()
+{
+	int a=5,b,c,i=10;
+	b=a++;
+	c=++b;
+
+	printf("a = %d, b = %d, c = %d\n",a,b,c);
+	printf("i,i++,i++ = %d,%d,%d\n",i,i++,i++);
+	printf("%d\n",++i);
+	printf("%d\n",--i);
+	printf("%d\n",i++);
+	printf("%d\n",i--);
+	printf("%d\n",-i++);
+	printf("%d\n",-i--);
+	getchar();
+}

经典示例/008.数列求和/8.C

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+#include <stdio.h>
+main()
+{
+	int i,j,n;
+	long sum=0,temp=0;
+
+	printf("Please input a number to n:\n");
+	scanf("%d",&n);
+	if(n<1)
+	{
+		printf("The n must no less than 1!\n");
+		return;
+	}
+
+	for(i=1;i<=n;i++)
+	{
+		temp=0;
+		for(j=1;j<=i;j++)
+			temp+=j;
+		sum+=temp;
+	}
+	printf("The sum of the sequence(%d) is %d\n",n,sum);
+	getchar();
+	getchar();
+}

经典示例/008.数列求和/TCTEMP.DAT

@@ -0,0 +1 @@
+0