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z=x+y; return(z); }

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1¡¢ ÒÔϲ»ÕýÈ·µÄÐðÊöÊÇ£¨D£©

A¡¢ºêÌæ»»²»Õ¼ÓÃÔËÐÐʱ¼ä¡£ B¡¢ºêÃûÎÞÀàÐÍ¡£

C¡¢ºêÌæ»»Ö»ÊÇ×Ö·ûÌæ»»¡£ D¡¢ºêÃû±ØÐëÓôóд×Öĸ±íʾ¡£ 2¡¢ CÓïÑԵıàÒëϵͳ¶ÔºêÃüÁîµÄ´¦Àí£¨D£©

A¡¢ÔÚ³ÌÐòÔËÐÐʱ½øÐеġ£ B¡¢ÔÚ³ÌÐòÁ¬½Óʱ½øÐС£ C¡¢ºÍC³ÌÐòÖÐµÄÆäËüÓï¾äͬʱ½øÐбàÒëµÄ¡£

D¡¢ÔÚ¶ÔÔ´³ÌÐòÖÐÆäËüÓï¾äÕýʽ±àÒë֮ǰ½øÐеġ£ 3¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨C£©¡£

A¡¢15 B¡¢100 C¡¢10 D¡¢150 #define MIN(x,y) (x)<(y)?(x):(y) void main() {

int I,j,k;

i=10;j=15;k=10*MIN(i,j); printf(¡°%d\\n¡±,k); }

4¡¢ÒÔÏÂÐðÊöÖÐÕýÈ·µÄÊÇ£¨D£©

A¡¢ ÓÃ#include°üº¬µÄÎļþµÄºó׺±ØÐëÊÇ¡°.h¡±¡£

B¡¢ ÈôһЩԴ³ÌÐòÖаüº¬Ä³¸öÍ·Îļþ£»µ±¸ÃÎļþÓдíʱ£¬Ö»Ðè¶Ô¸ÃÍ·Îļþ½øÐÐÐ޸쬰üº¬´ËÍ·ÎļþµÄËùÓÐÔ´³ÌÐò²»±ØÖØÐ½øÐбàÒë¡£ C¡¢ ºêÃüÁîÐпÉÒÔ¿´×÷ÊÇÒ»ÐÐCÓï¾ä¡£ D¡¢ Ô¤´¦ÀíÊÇÔÚ±àÒë֮ǰ½øÐеġ£ 5¡¢ÒÔÏÂÐðÊöÖÐÕýÈ·µÄÊÇ£¨C£©

A¡¢Ô´³ÌÐòÖÐËùÓеÄÐж¼²Î¼Ó±àÒë¡£

B¡¢ºê¶¨Òå³£Á¿Óëconst¶¨Òå³£Á¿ÊÇÒ»ÑùµÄ¡£

C¡¢ºê¶¨Òå¿ÉÒÔǶÌ×¶¨Ò壬¼´Ôں궨ÒåÖеÄ×Ö·û´®¿ÉÒÔÒýÓÃÁíÒ»¸öºê¶¨ÒåµÄ±êʶ·û¡£ D¡¢ÒÔÉ϶¼²»ÕýÈ·¡£ ¶þ¡¢ Ìî¿ÕÌâ

1¡¢ ÒÔϳÌÐòÖÐfor Ñ­»·Ö´ÐеĴÎÊýÊÇ 6 ¡£

- 29 -

#define N 2 #define M N+1

#define NUM (M+1)*M/2 void main() {

int i;

for(i=1;i<=NUM;i++); printf(¡°%d\\n¡±,i); }

2¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ x=93 ¡£ #define A 3

#define B(a) ((A+1)*a) void main() {

int x;

x=3*(A+B(7));

printf(¡°x=%d\\n¡±,x); } B²¿·Ö£¨

±à³Ì£ºÇëд³öÒ»¸öºê¶¨ÒåMYALPHA£¨c£©£¬ÓÃÒÔÅжÏcÊÇ·ñÊÇ×Öĸ×Ö·û£¬ÈôÊÇ£¬µÃ1£¬·ñÔò£¬µÃ0¡£

½â£º#define MYALPHA£¨c£© ((c>=¡¯A¡¯&&c<=¡¯Z¡¯)||( c>=¡¯a¡¯&&c<=¡¯z¡¯)?1:0)

µÚʮՠָÕë A²¿·Ö£© Ò»¡¢Ñ¡ÔñÌâ

1¡¢ÈôÓж¨Ò壺int x,*pb£»ÔòÒÔÏÂÕýÈ·µÄ±í´ïʽÊÇ£¨A£©

A¡¢pb=&x B¡¢pb=x C¡¢*pb=&x D¡¢*pb=*x 2¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨B£©

A¡¢Òò±äÁ¿ÎÞ¶¨ÒåÊä³ö²»¶¨Öµ B¡¢0 C¡¢-1 D¡¢1 #include void main()

{printf(¡°%d\\n¡±,NULL);} 3¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨B£©

A¡¢5£¬2£¬3 B¡¢-5£¬-12£¬-7 C¡¢-5£¬-12£¬-17 D¡¢5£¬-2£¬-7 #include

void sub(int x,int y,int *z) {*z=y-x;}

- 30 -

void main() {

int a,b,c;

sub(10,5,&a); sub(7,a,&b); sub(a,b,&c); printf(¡°%d,%d,%d\\n¡±,a,b,c); }

4¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨C£©

A¡¢4 B¡¢6 C¡¢8 D¡¢10 #include void main() {

int k=2,m=4,n=6;

int *pk=&k,*pm=&m,*p; *(p=&n)=*pk*(*pm); printf(¡°%d\\n¡±,n); }

5¡¢ÒÑÖªÖ¸ÕëpµÄÖ¸Ïò£¨Í¼Ò»£©µÄa[1]£¬ÔòÖ´ÐÐÓï¾ä*p++;ºó£¬*pµÄÖµÊÇ£¨B£©¡£ A¡¢20 B¡¢30 C¡¢21 D¡¢31

a[0] a[1] a[2] a[3] a[4] 10 20 30 40 50 £¨Í¼Ò»£© 6¡¢ÒÑÖªÖ¸ÕëpµÄÖ¸Ïò£¨Í¼Ò»£©µÄa[1]£¬Ôò±í´ïʽ*++pµÄÖµÊÇ£¨B£©¡£ A¡¢20 B¡¢30 C¡¢21 D¡¢31

7¡¢ÒÑÖªÖ¸ÕëpµÄÖ¸Ïò£¨Í¼Ò»£©µÄa[1]£¬Ôò±í´ïʽ++*pµÄÖµÊÇ£¨C£©¡£ A¡¢20 B¡¢30 C¡¢21 D¡¢31 8¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨D£©¡£

A¡¢23 B¡¢24 C¡¢25 D¡¢26 #include void prtv(int *x)

{printf(¡°%d\\n¡±,++*x);} void main() {

int a=25;prtv(&a); }

9¡¢ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨B£©¡£

A¡¢ÔËÐгö´í B¡¢100 C¡¢aµÄµØÖ· D¡¢bµÄµØÖ· #include void main() {

int **k,*a,b=100;

- 31 -

a=&b;k=&a;

printf(¡°%d\\n¡±,**k); }

10¡¢ÒÔϳÌÐòÔËÐкó,Êä³ö½á¹ûÊÇ£¨D£©¡£

A) 8 B) 7 C) 6 D) 5 #include ss(char *s)

{ char *p=s; while(*p) p++; return(p-s); }

main()

{ char *a=\ int i; i=ss(a);

printf(\ }

¶þ¡¢Ìî¿ÕÌâ

1¡¢ÈôÓж¨Ò壺char ch;

£¨1£©Ê¹Ö¸ÕëpÖ¸Ïò±äÁ¿chµÄ¶¨ÒåÓï¾äÊÇ char *p=&ch; ¡£

£¨2£©ÈôÒѶ¨Òåchar *p;£¬Ê¹Ö¸ÕëpÖ¸Ïò±äÁ¿chµÄ¸³ÖµÓï¾äÊÇ p=&ch; ¡£

£¨3£©ÔÚ£¨1£©µÄ»ù´¡ÉÏ£¬Í¨¹ýÖ¸Õëp¸ø±äÁ¿ch¶ÁÈë×Ö·ûµÄscanfµ÷ÓÃÓï¾äÊÇ scanf(¡°%c¡±,p); ¡£

£¨4£©ÔÚ£¨1£©µÄ»ù´¡ÉÏ£¬Í¨¹ýÖ¸Õëp¸ø±äÁ¿ch¸³×Ö·û¡¯a¡¯µÄÓï¾äÊÇ*p=¡¯a¡¯; ¡£ £¨5£©ÔÚ£¨1£©µÄ»ù´¡ÉÏ£¬Í¨¹ýÖ¸ÕëpÓøñʽÊä³öº¯ÊýÊä³öchÖÐ×Ö·ûµÄÓï¾äÊÇprintf(¡°%c¡±,*p); ¡£

2¡¢ÒÔϳÌÐòÊä³öµÄÊÇ C ¡£ void main( ) { int i=3, j=2;

char *a=\£Ä£Ã£Â£Á\

printf(\ }

3¡¢ÒÔϺ¯ÊýµÄ¹¦ÄÜÊÇ£¬°ÑÁ½¸öÕûÊýÖ¸ÕëËùÖ¸µÄ´æ´¢µ¥ÔªÖеÄÄÚÈݽøÐн»»»¡£ÇëÌî¿Õ¡£ void exchange(int *x, int *y) { int t;

t=*y; *y= *x ; *x= t ; }

B²¿·Ö

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³ÌÐòÌî¿Õ£º

1¡¢ÏÂÃæ³ÌÐòµÄÊä³ö½á¹ûÊÇ A B C D B C D C D D ¡£ char b[]=\£Á£Â£Ã£Ä\ void main() { char *chp;

for(chp=b; *chp: chp+=2) printf(\ printf(\ }

2¡¢ ÏÂÃæÊÇÒ»¸ö×Ö·û´®Á¬½Óº¯Êý£¬Çë²¹³äÍêÕû¡£ void mystrcat(char *s1,char *s2) {

char *p,*q;

for(p=s1; *p ; p++ );

for( q=s2 ;*q;q++) *p++=*q ; *p=¡¯\\0¡¯ ; }

- 33 -

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