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1.ÇëÎÊÏÂÃæ³ÌÐòÓÐʲô´íÎó? int a[60][250][1000],i,j,k; for(k=0;k<=1000;k++) for(j=0;j<250;j++) for(i=0;i<60;i++) a[i][j][k]=0;

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2.#define Max_CB 500

void LmiQueryCSmd(Struct MSgCB * pmsg) {

unsigned char ucCmdNum; ......

for(ucCmdNum=0;ucCmdNum {

......;

}

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3.ÒÔÏÂÊÇÇóÒ»¸öÊýµÄƽ·½µÄ³ÌÐò,ÇëÕÒ³ö´íÎó: #define SQUARE(a)((a)*(a)) int a=5;

int b;

b=SQUARE(a++);

4.typedef unsigned char BYTE

int examply_fun(BYTE gt_len; BYTE *gt_code) {

BYTE *gt_buf;

gt_buf=(BYTE *)MALLOC(Max_GT_Length); ......

if(gt_len>Max_GT_Length) {

return GT_Length_ERROR; }

....... }

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1. Óú궨Òåд³öswap£¨x£¬y£© #define swap(x, y)\\ x = x + y;\\ y = x - y;\\

x = x - y; 2.Êý×éa[N]£¬´æ·ÅÁË1ÖÁN-1¸öÊý£¬ÆäÖÐij¸öÊýÖØ¸´Ò»´Î¡£Ð´Ò»¸öº¯Êý£¬ÕÒ³ö±»Öظ´µÄÊý×Ö.ʱ¼ä¸´ÔӶȱØÐëΪo£¨N£©º¯ÊýÔ­ÐÍ£º int do_dup(int a[],int N)

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int i = 512;

cout << boolalpha << ((i & (i - 1)) ? false : true) << endl;

4.unsigned int intvert(unsigned int x,int p,int n)ʵÏÖ¶ÔxµÄ½øÐÐת»»,pΪÆðʼת»¯Î»,nΪÐèҪת»»µÄ³¤¶È,¼ÙÉèÆðʼµãÔÚÓÒ±ß.Èçx=0b0001 0001,p=4,n=3ת»»ºóx=0b0110 0001 unsigned int intvert(unsigned int x,int p,int n){ unsigned int _t = 0; unsigned int _a = 1;

for(int i = 0; i < n; ++i){ _t |= _a;

_a = _a << 1; }

_t = _t << p; x ^= _t; return x; }

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char * const p; //³£Á¿Ö¸Õ룬pµÄÖµ²»¿ÉÒÔÐÞ¸Ä

char const * p£»//Ö¸Ïò³£Á¿µÄÖ¸Õ룬ָÏòµÄ³£Á¿Öµ²»¿ÉÒÔ¸Ä const char *p£» //ºÍchar const *p

char str1[] = \char str2[] = \

const char str3[] = \const char str4[] = \

const char *str5 = \const char *str6 = \

char *str7 = \char *str8 = \

cout << ( str1 == str2 ) << endl; cout << ( str3 == str4 ) << endl; cout << ( str5 == str6 ) << endl;

cout << ( str7 == str8 ) << endl;

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void UpperCase( char str[] ) // ½« str ÖеÄСд×Öĸת»»³É´óд×Öĸ {

for( size_t i=0; i

if( 'a'<=str[i] && str[i]<='z' ) str[i] -= ('a'-'A' ); }

char str[] = \

cout << \×Ö·û³¤¶ÈΪ: \UpperCase( str ); cout << str << endl;

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