CÓïÑÔÑ¡ÔñÌâÌâ¿â2

B.¿ÉÒÔ¶Ô×Ö·ûÐÍÊý×é½øÐÐÕûÌåÊäÈë¡¢Êä³ö C.¿ÉÒÔ¶ÔÕûÌåÊý×é½øÐÐÕûÌåÊäÈë¡¢Êä³ö

D.²»ÄÜÔÚ¸³ÖµÓï¾äÖÐͨ¹ý¸³ÖµÔËËã·û¡°=¡±¶Ô×Ö·ûÐÍÊý×é½øÐÐÕûÌ帳ֵ 22.ÓÐÒÔϳÌÐò£º

#include#defineN 6 main(){char c[N];int i=0;for(;i

ÊäÈëÒÔÏÂ3ÐУ¬Ã¿ÐÐÊäÈ붼ÊÇÔÚµÚ1ÁпªÊ¼£¬´ú±í1¸ö»Ø³µ¼ü·û£º a b cdef Ôò³ÌÐòÊä³öµÄ½á¹ûÊÇ£¨C£©

A.abcdef B.£á£â£ã£ä£å£æ £Ã£®£á£â cd D.a b cdef 23.ÒÔϳÌÐòµÄÊä³ö½á¹ûÊÇ£¨D£© #include¡°stdio.h¡±#include¡°string.h¡±main(){int k;char w[][10]={¡°ABCD¡±£¬¡°EFGH¡±£¬¡°IJKL¡±£¬¡°MNOP¡±£¬};for(k=1;k<3;k++)printf(¡°%s\\n¡±£¬&w[k][k]);} A.ABCD FGH KL B.ABCD EFG IJ M C.EFG JK O D.FGH KL

24.ÉèÓУºstatic char str[]=¡°Beijing¡±;ÔòÖ´ÐУºprintf(¡°%d\\n¡±£¬strlen (stecpy (str,¡°China¡±£©£©£©£»ºóµÄÊä³ö½á¹ûÊÇ£¨A)

A.5 B.7 C.12 D.14

25.µ±Ö´ÐÐÏÂÃæ³ÌÐòÊäÈ룺ABCʱ£¬Êä³ö½á¹ûÊÇ£¨A£©

#include¡°stdio.h¡±#include¡°string.h¡±main(){char ss[10]=¡°12345¡±£»strcat(ss,¡°6789¡±£©£»gets(ss);printf(¡°%s\\n¡±£¬ss);}

A.ABC B.ABC9 C.123456ABC D.ABC456789 26.ÇëÑ¡³öÒÔÏÂÓï¾äµÄÊä³ö½á¹ûÊÇ£¨A) printf(¡°%d\\n¡±£¬strlen(¡°\\t\\¡±\\065\\xff¡°\\n¡±£©£©£»

A.5 B.14 C.8 D.Êä³öÏî²»ºÏ·¨£¬ÎÞÕý³£Êä³ö 27.ÏÂÊö³ÌÐòµÄÊä³ö½á¹ûÊÇ£¨A£© main(){char s[]=¡°-12345¡±£»int k=0,sign,m;if(s[k]==¡®+¡¯||s[k]==¡®-¡¯£©sign=s[k++]==¡®+¡¯£¿1£º-1£»for(m=0;s[k]>=¡®0¡¯&&s[k]<=¡®9¡¯;k++)m=m*10+s[k]-¡®0';printf(¡°resault=%d¡±£¬sign*m);} A.resault=-12345 B.resault=12345 C.resault=-10000 D.resault=10000()

28¡£¶¨ÒåÈçÏÂÊý×és:chars [40];Èô×¼±¸½«×Ö·û´®¡°This is a string¡±¼Ç¼ÏÂÀ´£¬£¨B£©ÊÇ´íÎóµÄÊäÈëÓï¾ä¡£

A.gets(s+2); B.scanf(¡° s¡±,s); C.for (i=0;i<17;i++) s[i]=getchar( ); D.while(£¨c=getchar()!=\\n) s[i++]=c;

29.µ±Ö´ÐÐÏÂÃæµÄ³ÌÐòʱ£¬Èç¹ûÊäÈëABC£¬ÔòÊä³ö½á¹ûÊÇ£¨A£© #include¡°stdio.h¡±#include¡°string.h¡± main(){char ss[10]=¡°1,2,3,4,5¡±£»gets(ss);strcat (ss,¡°6789¡±£©£»printf(¡°%s\\n¡±£¬ss);}

A.ABC6789 B.ABC67 C.12345ABCC6 D.ABC456789 30.ÓÐÒÔϳÌÐò£º

#include¡°stdio.h¡± void change (int k[]){k[0]=k [5];} main (){int x[10]={1,2,3,4,5,6,7,8,9,10},n=0;while (n<=4)¡¾change (&x[n];n++;}for(n=0;n<5£»n++£© printf (¡°%d¡±£¬x[n]); printf(¡°\\n¡±£©£»}³ÌÐòÔËÐкóÊä³ö½á¹ûÊÇ£¨A)

A.£¶£·£¸£¹10 £Â.£±£³£µ£·£¹ £Ã.£±£²£³£´£µ £Ä.£¶£²£³£´£µ

31.ÓÐÒÔϳÌÐò£º #include¡°stdio.h¡± int fun(int x[],int n){staticint sum=0,i;for(i=0;i

#include¡°stdio.h¡±void sort(int a[],int n){int i,j,t;for(i=0;i

#include¡°stdio.h¡± void sum (int a[]){a[0]=a[-1]+a[1];}main (){int a[10]={1,2,3,4,5,6,7,8,9,10};sum (&a [2]);printf(¡°%d\\n¡±,a [2]);}³ÌÐòÔËÐкóÊä³ö½á¹ûÊÇ£¨A£© A.6 B.7 C.5 D.8 34.ÓÐÒÔϳÌÐò£º #include¡°stdio.h¡± #define N 20 fun(int a [],int n,int m){int i;for(i=m;i>=n;i--)a [i+1]=a[i];} main (){int i,a[N]={1,2,3,4,5,6,7,8,9,10};fun (a,2,9);for(i=0;i<5;i++) printf(¡°%d¡±£¬a[i]);}³ÌÐòÔËÐкóÊä³ö½á¹ûÊÇ£¨C£©

A.10234 B.12344 C.12334 D.12234 35.ÓÐÒÔϳÌÐò£º #include¡°stdio.h¡± intf(int b[][4]){int i,j,s=0;for(j=0;j<4;j++){i=j;if(i>2)i=3-j;s+=b[i][j];}return s} main( £©£ûint a[4][4]={{1,2,3,4},{0,2,4,5},{3,6,8,12},{3,2,1,0}};³ÌÐòÔËÐкóÊä³ö½á¹ûÊÇ£¨D) A.12 B.11 C.18 D.16 ¶þ¡¢Ìî¿ÕÌâ¡£

1.ÏÂÃæ³ÌÐòÿÐÐ4¸öÊý¾ÝµÄÐÎʽÊä³öaÊý×飬ÇëÌî¿Õ¡£ #define N 20 main( ){int a[N],i;for(i=0;i

¡¾1¡¿m=100;m<1000¡¾2¡¿m/10-x*10¡¾3¡¿a[i]=m

3.ÉèÊý×éa°üÀ¨10¸öÕûÐÍÔªËØ¡£ÏÂÃæ³ÌÐòµÄ¹¦ÄÜÊÇÇó³öaÖи÷ÏàÁÚÁ½¸öÔªËصĺͣ¬²¢½«ÕâЩºÍ´æÔÚÊý×ébÖУ¬°´Ã¿ÐÐ3¸öÔªËصÄÐÎʽÊä³ö¡£ÇëÌî¿Õ¡£ main( ){int a[10],b[10],i;for(i=0;i<10;i++£©scanf(¡°%d¡±£¬&a[i]);for(¡¾1¡¿£»i<10;i++)¡¾2¡¿£»for(i=1;i<10;i++){printf(¡°=¡±£¬b[i];if(¡¾3¡¿==0£©printf(¡°\\n¡±£©£»}} ¡¾1¡¿i=1¡¾2¡¿b[i]=a[i]+a[i-1]¡¾3¡¿i%3

4.ÏÂÃæ³ÌÐòµÄ¹¦ÄÜÊÇͳ¼ÆÄêÁäÔÚ16-31ËêÖ®¼äµÄѧÉúÈËÊý¡£ÇëÌî¿Õ¡£

main(){int a[30],n,age,i;for(i=0;i<30;i++) a[i]=0;printf(¡°Enter the number of the students

(<30)\\n¡±£©£»scanf(¡°%d¡±£¬&n£©£»printf(¡°Enter the age of each student:\\n¡±£©£»for(i=o;i

5.ÉèÊý×éaÖеÄÔªËؾùΪÕýÕûÊý£¬ÒÔϳÌÐòÊÇÇóaÖÐżÊýµÄ¸öÊýºÍżÊýµÄƽ¾ùÖµ¡£ÇëÌî¿Õ¡£ main(){int a[10]={1,2,3,4,5,6,7,8,9,10};int k,s,j;float ave;for(k=s=j=0;j<10;j++){if(a[j]%2!=0)¡¾1¡¿£»s+=¡¾2¡¿£»k++;}if(k!=0){ave=s/k;printf(¡°%d,%f\\n¡±£¬k,ave);}} ¡¾1¡¿continue¡¾2¡¿a[i]

6.ÒÔϳÌÐòµÄ¹¦ÄÜÊÇ£º´Ó¼üÅÌÊäÈëÈô¸ÉѧÉú³É¼¨£¬Í³¼Æ³öƽ¾ù³É¼¨£¬²¢Êä³öµÍÓÚƽ¾ù·ÖµÄѧÉú³É¼¨£¬ÓÃÊäÈ븺Êý½áÊøÊäÈë¡£ÇëÌî¿Õ¡£ main( £©£ûfloat x [1000],sum=0.0,ave,a;int n=0,i;printf(¡°Enter mark:\\n¡±£©£»scanf(¡°%f¡±£¬&a);while(a>=0.0 && n<1000){sum+=¡¾1¡¿£»x [n]=¡¾2¡¿£»n++;scanf(¡°%f¡±£¬&a);} ave=¡¾3¡¿£»printf £¨\¡±£©£»for(i=0;i

7.ÔÚCÓïÑÔÖУ¬¶þάÊý×éÔªËØÔÚÄÚ´æÖеĴæ·Å˳ÐòÊÇ°´Ðдæ·Å¡£

8.Èô¶þάÊý×éaÓÐmÁУ¬Ôò¼ÆËãÈÎÒ»ÔªËØa[i] [j]ÔÚÊý×éÖеÄλÖÃµÄ ¹«Ê½Îª£ºixm+j+1 ¡£ 9.ÈôÓж¨Ò壺int a[3][4]={{1,2},{0},{4,6,8,10}};Ôò³õʼ»¯ºó£¬a [1][2]µÃµ½µÄ³õʼֵÊÇ 0£¬a [2][1]µÃµ½µÄ³õʼֵÊÇ 6¡£

10.ÏÂÃæ³ÌÐò¿ÉÇó³ö¾ØÕóaµÄÁ½Ìõ¶Ô½ÇÏßµÄÔªËØÖ®ºÍ¡£ÇëÌî¿Õ¡£

main(){int a [3][3]={1,3,6,7,9,11,14,15,17}£»int sum1=0;int sum2=0,i,j;for(i=0;i<3;i++) for(j=0;j<3;j++) if(i==j) sum1=sum1+a [i][j];for (i=0£»i<3;i++) for(¡¾1¡¿£»¡¾2¡¿£»j--) if((i+j)==2)sum2=sum2+a[i][j];printf(¡°sum1=%d,sum2=%d\\n¡±£¬sum1,sum2);} ¡¾1¡¿i=j+1¡¾2¡¿found=1

12.ÒÔϳÌÐòÊÇÇó¾ØÕóa,bµÄºÍ£¬½á¹û´æÈ˾ØÕócÖв¢°´¾ØÕóÐÎʽÊä³ö¡£ÇëÌî¿Õ¡£ main(){int a[3][4]={{3,-2,7,5},{1,0,4,-3},{6,8,0,2}};int b [3][4]={{-2,0,1,4},{5,-1,7,6},{6,8,0,2}};int i,j,c[3][4];for(i=0;i<3;i++) for(j=0;j<4;j++) c [i][j]=¡¾1¡¿£»for(i=0;i<3;i++){for (j=0;j<4;j++) printf (¡°=¡±£¬c[i][j]);¡¾2¡¿}} ¡¾1¡¿a[i][j]+b[i][j]¡¾2¡¿printf(¡°\\n¡±£© 13.×Ö·û´®¡°ab\\n\\012\\\\¡±µÄ³¤¶ÈÊÇ 9¡£ 14.ÏÂÃæ³ÌÐò¶Î½«Êä³öcomputer£¬ÇëÌî¿Õ¡£ char c[]=¡°It's a computer¡±£»for(i=0;¡¾1¡¿£»i++){¡¾2¡¿£»printf(¡°%c¡±£¬c[j]);} ¡¾1¡¿i<=7¡¾2¡¿j=i+7

15.ÏÂÃæ³ÌÐò¶ÎµÄ¹¦ÄÜÊÇÔÚÈý¸ö×Ö·û´®ÖÐÕÒ³ö×îСµÄ¡£ÇëÌî¿Õ¡£

#include¡°stdio.h¡±#include¡°string.h¡± main(){char s [20],str [3][20];int j;for(j=0;j<3;j++) gets(str[j];strcpy(s,¡¾1¡¿);if(strcmp(str[2],s)<0) strcpy(s,str [2]);printf(¡°%s\\n¡±£¬¡¾2¡¿£©£»} ¡¾1¡¿£¨strcmp (str[0],str[1])<0str[0]:str[1])¡¾2¡¿s 16.ÏÂÃæ³ÌÐò¶ÎµÄÔËÐнá¹ûÊÇ he¡£ char x[]=¡°the teacher¡±£»i=0;while(x[++i]!=¡®\\0¡¯£©if(x[i-10]==¡®t')printf(¡°%c¡±£¬x[i]); 17.ÏÂÃæinvertº¯ÊýµÄ¹¦ÄÜÊǽ«Ò»¸ö×Ö·û´®strµÄÄÚÈݵߵ¹¹ýÀ´¡£Ìî¿ÕÌâ¡£

#include void invert (char str[]){int i,j¡¾1¡¿£»for(i=0,j=strlen(str)¡¾2¡¿£»i

18.ÈôÒÔ¶¨Ò壺int a[10],i;ÒÔÏÂfunº¯ÊýµÄ¹¦ÄÜÊÇ£ºÔÚµÚÒ»¸öÑ­»·ÖиøÇ°10¸öÊý×éÔªËØÒÀ´Î¸³1,2,3,4,5,6,7,8,9,10£»ÔÚµÚ¶þ¸öÑ­»·ÖÐʹaÊý×éÇ°10¸öÔªËØÖеÄÖµ¶Ô³ÆÕÛµþ£¬±ä³É

1,2,3,4,5,5,4,3,2,1¡£ÇëÌî¿Õ¡£

fun(int a[]){int i;for(i=1;i<=10;i++)¡¾1¡¿=i;for(i=0;i<5;i++£©¡¾2¡¿=a[i];} ¡¾1¡¿a[i-1]¡¾2¡¿a[9-i]

µÚÁùÕ ָÕë Ò»¡¢Ñ¡ÔñÌâ

1.ÒÔ϶¨ÒåÓï¾äÖÐÕýÈ·µÄÊÇ£¨C£©

A.char a=¡®A¡¯b=¡®B'; B.float a=b=10.0; C.int a=10,*b=&a; D.float *a,b=&a; 2.ÈôÓж¨Ò壺int x=0,*p&x;ÔòÓï¾äprintf(¡°%d\\n¡±£¬*p);µÄÊä³ö½á¹ûÊÇ£¨B£© A.Ëæ»úÖµ B.0 C.xµÄµØÖ· D.pµÄµØÖ· 3.ÉèÓж¨Ò壺¡°int n1=0,n2,*p=&n2,*&n1;¡±ÒÔϸ³ÖµÓï¾äÖÐÓë¡°n2=n1£»¡±Óï¾äµÈ¼ÛµÄÊÇ£¨A£© A.*p=*q; B.p=q; C.*p=&n1; D.p=*q; 4.ÒÑÓж¨Ò壬int k=2;int*ptr1,*ptr2;ÇÒptr1ºÍptr2¾ùÒÑÖ¸Ïò±äÁ¿k,ÏÂÃæ²»ÄÜÕýÈ·Ö´Ðеĸ³ÖµÓï¾äÊÇ£¨B£©

A.k= *ptr1+ *ptr2; B.ptr2=k; C.ptr1=ptr2 D.k= *ptr1*( *ptr2); 5.ÈôÓÐÓï¾äint*point,a=4;ºÍpoint=&a;ÏÂÃæ¾ù´ú±íµØÖ·µÄÒ»×éÑ¡ÏîÊÇ£¨D£© A.a,point,*&a B.&*a,&a,*point C.*&point,*point,&a D.&a,&*point,point

6.ÈôÐ轨Á¢ÈçͼËùʾµÄ´æ´¢½á¹¹£¬ÇÒÒÑÓÐ˵Ã÷float*p,m=3.14;ÔòÕýÈ·µÄ¸³ÖµÓï¾äÊÇ£¨B£© A.p=m B.p=&m; C.*p=m D.*p=&m

7.ÈôÓÐ˵Ã÷£ºint*p,m=5,n;ÒÔÏÂÕýÈ·µÄ³ÌÐò¶ÎÊÇ£¨D) A.p=&n;scanf(¡°%d,&p¡±£©£» B.p=&n;scanf(¡°%d¡±£¬*p£©£» C.scanf(¡°%d¡±,&n£©£»*p=n; D.p=&n;*p=m;

8.ÈôÓÐ˵Ã÷£ºint*p1,*p2,m=5,n;ÒÔϾùÊÇÕýÈ·¸³ÖµÓï¾äµÄÑ¡ÏîÊÇ£¨C£© A.p1=&m;p2=&p1; B.p1=&m;p2=&n;*p1= *p2; C.p1=&m;p2=p1; D.p1=&m;*p2=*p1; 9.ÓÐÈçϳÌÐò¶Î£º

int *p,a=10,b=1;p=&a;a=*p+b; Ö´ÐиóÌÐò¶Îºó£¬aµÄֵΪ£¨B£© A.12 B.11 C.10 D.±àÒë³ö´í 10.Éèchar *s=¡°\\ta\\o17bc¡±£»ÔòÖ¸Õë±äÁ¿sÖ¸ÏòµÄ×Ö·û´®ËùÕ¼µÄ×Ö½ÚÊýÊÇ£¨C) A.9 B.5 C.6 D.7

11.ÏÂÃæ³ÌÐò¶ÎÖУ¬forÑ­»·µÄÖ´ÐдÎÊýÊÇ£¨B£©¡£ char *s=¡°\\ta\\o17bc¡±£»for(;* s!=¡®\\0';s++£©printf(¡°*¡±£©£» A.9 B.5 C.6 D.7 12.ÏÂÃæ³ÌÐò¶ÎµÄÔËÐнá¹ûÊÇ£¨C) char *s=¡°abcde¡±£»s+=2;printf(¡°%d¡±£¬s);

A.cde B.×Ö·û¡®c' C.×Ö·û¡®c'µÄµØÖ· D.ÎÞÈ·¶¨µÄÊä³ö½á¹û

13.Éèp1ºÍp2ÊÇÖ¸Ïòͬһ¸ö×Ö·ûÖеÄÖ¸Õë±äÁ¿£¬cΪ×Ö·û±äÁ¿£¬ÔòÒÔϲ»ÄÜÕýÈ·Ö´Ðеĸ³ÖµÓï¾äÊÇ£¨B£©

A.c=*p1+ *p2; B.p2=c;

C.p1=p2; D.c=*p1*(*p2); 14.ÉèÓÐÏÂÃæµÄ³ÌÐò¶Î£º