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9.˵Ã÷Óï¾äenum money{Fen,Jiao,Yuan=100,Tenyuan};ÿ¸öö¾ÙÁ¿Ëù¶ÔÓ¦µÄʵ¼ÊֵΪ£º£¨ A £©¡£ £¬1£¬100£¬101 £¬2£¬100£¬101

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struct{

char name[15],sex; int age;float score; }stu,*p=&stu;

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A. scanf(¡±%c¡±,&p->sex); B. scanf(¡±%s¡±,; C. scanf(¡±%d¡±,&; D. scanf(¡±% f¡±,p->score);

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A. fwrite(buffer,count,size,fp) B. fwrite(fp,size,count,buffer) C. fwrite(fp,count,size,buffer) D. fwrite(buffer,size,count,fp) 13. ¹Ø±ÕÎļþº¯Êýfclose(fp)µÄ×÷ÓÃÊÇ£¨ C £©¡£ A£®²»ÔÙΪfpÖ¸ÏòµÄÎļþ·ÖÅäÄÚ´æ¿Õ¼ä£» 2

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A. char s[4];s[0]=¡°string¡±; B. char *s;get(s); C. char *s[]=¡°string¡±; D. char *s;strcpy(s,¡°string¡±);

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1. C³ÌÐòÖУ¬Îļþ¿ÉÒÔÓà ˳Àû ·½Ê½´æÈ¡£¬Ò²¿ÉÒÔÓÃ Ëæ»ú ·½Ê½´æÈ¡¡£ 2. C³ÌÐòÖУ¬Êý¾Ý¿ÉÒÔÓà ¶þ½øÖÆ ºÍ ACSII Á½ÖÖ´úÂëÐÎʽ´æ·Å¡£ 3. ½á¹¹Ìå±äÁ¿ËùÕ¼µÄÄڴ泤¶ÈΪ ËùÓгÉÔ±Õ¼ÓÐÄÚ´æµÄ×ÜºÍ ¡£ 4. ÉèÓÐÒÔÏÂ˵Ã÷ÓëÓï¾ä£º

static int a[3][2]={1,2,3,4,5,6}; int (*p)[2]; . . . p=a;

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{ FILE *fp; long count=0; if((fp= foren(¡°¡±,¡±r¡±) )==NULL)

{ printf(¡°can not open this file\\n¡±); exit(0);} while(!feof(fp))

{ fscanf(fp,¡±%c¡±,&c)»òc=fgetc(fp) ; if((c>=¡¯a¡¯ && c<=¡¯z¡¯) || (c>=¡¯A¡¯ && c<=¡¯Z¡¯))

count++ ; } 3

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printf(¡°count=%ld\\n¡±,count); fclose(fp);}

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return( 0 ); }

7. ÏÂÃæ³ÌÐòµÄÔËÐнá¹ûÊÇ Afgd ¡£

#include¡±¡± main()

{ char *p1, *p2,str[50]=¡±ABCDEFG¡±; p1=¡±abcd¡±; p2=¡±efgh¡±

strcpy(str+1,p2+1); strcpy(str+3,p1+3); printf(¡°%s¡±,str); }

8. ÏÂÃæ³ÌÐòµÄÔËÐнá¹ûÊÇ baCBAcd ¡£ #include<> main()

{ char *str=\ bubble(str,5); printf(\}

bubble(char *str,int count) { int i,j=count; char tmp; 4

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while(j-->1) for(i=0;i

{ tmp=str[i]; str[i]=str[i+1]; str[i+1]=tmp; } }

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#include < > #include <>

fun (char *s, char*t) { int i,j=0;

for(i=0;i

#include¡±¡± #include¡±¡± #include¡±¡±

Void wnitefile (char fname{}) { FILE *fp;

Int t; Char ch;

If((fp=fopen(fname,¡±W¡±))=NULL)

{ printf((¡°error in winte¦ô\\ n¡±); 5

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