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#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
namespace Algorythms
{
int insert_sort(int Array[],int Length)
{
for( int i = 0 ; i < Length ; i ++ )
{
int p = i;
for( int j = i ; j < Length ; j ++ )
{
if(Array[j] < Array[p])
{
p = j;
}
}
if(p != i) //Swap
{
int tmp = Array[p];
Array[p] = Array[i];
Array[i] = tmp;
}
}
return 0;
}
int Merge(int Array[],int p,int q,int r)
{
int a = q - p + 1;
int b = r - q;
int *L = new int[a + 1];
int *R = new int[b + 1];
int i = 0;
int j = 0;
for(i = 0; i < a; i ++)
{
L[i] = Array[p+i];
}
for ......
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#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
namespace Algorythms
{
int insert_sort(int Array[],int Length)
{
for( int i = 0 ; i < Length ; i ++ )
{
int p = i;
for( int j = i ; j < Length ; j ++ )
{
if(Array[j] < Array[p])
{
p = j;
}
}
if(p != i) //Swap
{
int tmp = Array[p];
Array[p] = Array[i];
Array[i] = tmp;
}
}
return 0;
}
int Merge(int Array[],int p,int q,int r)
{
int a = q - p + 1;
int b = r - q;
int *L = new int[a + 1];
int *R = new int[b + 1];
int i = 0;
int j = 0;
for(i = 0; i < a; i ++)
{
L[i] = Array[p+i];
}
for ......
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/* constÏÞÖÆµÄ±äÁ¿µÄÖµÎÞ·¨ÐÞ¸Ä*/
#include <stdio.h>
int main(void)
{
const int a=1;
int const b=1;
a=1;
b=1;
system("pause");
return 0;
}
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/* constÏÞÖÆµÄ±äÁ¿ÎÞ·¨ÐÞ¸Ä*/
#include <stdio.h>
int main(void)
{
const int a=1;
switch(1)
{
case a:prinf("variable a can be used as c ......
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/* constÏÞÖÆµÄ±äÁ¿µÄÖµÎÞ·¨ÐÞ¸Ä*/
#include <stdio.h>
int main(void)
{
const int a=1;
int const b=1;
a=1;
b=1;
system("pause");
return 0;
}
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/* constÏÞÖÆµÄ±äÁ¿ÎÞ·¨ÐÞ¸Ä*/
#include <stdio.h>
int main(void)
{
const int a=1;
switch(1)
{
case a:prinf("variable a can be used as c ......
1.ÇóÏÂÃæº¯ÊýµÄ·µ»ØÖµ£¨Î¢Èí£©
int func(x)
{
int countx = 0;
while(x)
{
countx ++;
x = x&(x-1);
}
return countx;
}
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int func(x)
{
int countx = 0;
while(x)
{
countx ++;
x = x&(x-1);
}
return countx;
}
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#include <linux/module.h>//¾ßÌåµÄÍ·ÎļþλÖÃΪ/opt/FriendlyARM/mini2440/linux-2.6.29/include/linux/*.h
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/poll.h>
#include <linux/irq.h>
#include <asm/irq.h>
#include <linux/interrupt.h>
#include <asm/uaccess.h>
#include <mach/regs-gpio.h>//¾ßÌåÍ·ÎļþλÖÃ/opt/FriendlyARM/mini2440/linux-2.6.29/arch/arm/mach-s3c2410/include/mach/*.h
#include <mach/hardware.h>
#include <linux/platform_device.h>
#include <linux/cdev.h>
#include <linux/miscdevice.h>
#include <linux/ioctl.h>
#define DEVICE_NAME "buttons"
struct button_irq_desc {
int irq;
int pin;
int pin_setting;
int number;
char *name;
};
static struct button_irq_desc button_irqs [] = {
{IRQ_EINT8 , S3C2410_GPG0 , S3C2410_GPG0_EINT8 , 0, "KEY0"},
{IRQ_EINT11, S3C2410_GPG3 , S3C2410_ ......
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#include <linux/module.h>//¾ßÌåµÄÍ·ÎļþλÖÃΪ/opt/FriendlyARM/mini2440/linux-2.6.29/include/linux/*.h
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/poll.h>
#include <linux/irq.h>
#include <asm/irq.h>
#include <linux/interrupt.h>
#include <asm/uaccess.h>
#include <mach/regs-gpio.h>//¾ßÌåÍ·ÎļþλÖÃ/opt/FriendlyARM/mini2440/linux-2.6.29/arch/arm/mach-s3c2410/include/mach/*.h
#include <mach/hardware.h>
#include <linux/platform_device.h>
#include <linux/cdev.h>
#include <linux/miscdevice.h>
#include <linux/ioctl.h>
#define DEVICE_NAME "buttons"
struct button_irq_desc {
int irq;
int pin;
int pin_setting;
int number;
char *name;
};
static struct button_irq_desc button_irqs [] = {
{IRQ_EINT8 , S3C2410_GPG0 , S3C2410_GPG0_EINT8 , 0, "KEY0"},
{IRQ_EINT11, S3C2410_GPG3 , S3C2410_ ......
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2.
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true 1 flase 0
·ÇÁã true Áã flase
·Ç¿ÕÖ¸Õë true ¿ÕÖ¸Õë flase
char ,wchar_t
(unsigned signed)
int short int long int (unsigned signed)
3.
enum ÀàÐÍ (enum Êǹؼü×Ö £¬Èçͬ class )
enum {}
enum flag{a=1,b=100};
flag f1=flag(101);//ÏÔʾת»»ÎªÃ¶¾Ù
ö¾Ù·ûµÄ·¶Î§ ¡¾0--2^k-1¡¿
¡¾-2^k--2^k-1¡¿
sizeof (flag)==sizeof(int)==sizeof(bool);
ö¾ÙÀàÐÍ¿ÉÒÔת»»Îª ÕûÐÎ
3.ÉùÃ÷ ºÍ¶¨ÒåµÄÇø±ð
extern int error_code;
int get_age();
i ......
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ÄÚ²¿ÀàÐÍ ºÍÓû§¶¨ÒåÀàÐÍ
2.
ÕûÐΣºbool ,×Ö·ûÐÍ£¬ÕûÐÎ
true 1 flase 0
·ÇÁã true Áã flase
·Ç¿ÕÖ¸Õë true ¿ÕÖ¸Õë flase
char ,wchar_t
(unsigned signed)
int short int long int (unsigned signed)
3.
enum ÀàÐÍ (enum Êǹؼü×Ö £¬Èçͬ class )
enum {}
enum flag{a=1,b=100};
flag f1=flag(101);//ÏÔʾת»»ÎªÃ¶¾Ù
ö¾Ù·ûµÄ·¶Î§ ¡¾0--2^k-1¡¿
¡¾-2^k--2^k-1¡¿
sizeof (flag)==sizeof(int)==sizeof(bool);
ö¾ÙÀàÐÍ¿ÉÒÔת»»Îª ÕûÐÎ
3.ÉùÃ÷ ºÍ¶¨ÒåµÄÇø±ð
extern int error_code;
int get_age();
i ......
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