[ÐÂ]CÓïÑÔÆÚÄ©¸´Ï°,¾­µäÁ·Ï°Ìâ+֪ʶµã×ܽá+Ä£Ä⿼Ìâ¡£ÈýλһÌå,ÍêʤcÓïÑÔ!!!!{¿¼ÆÚ±Ø±¸ÉñÆ÷} ÏÂÔØ±¾ÎÄ

}

15¡¢/*½¨Á¢Ò»¸öÓÐÈý¸ö½áµãµÄ¼òµ¥Á´±í£º*/ #define NULL 0 struct student {

int num; char *name; int age ;

struct student *next; };

void main() {

struct student a,b,c,*head,*p;

a.num=1001; a.name=\a.age=18; /* ¶Ô½áµã³ÉÔ±½øÐи³Öµ */

b.num=1002; b.name=\c.num=1003; c.name=\head=&a; /* ½¨Á¢Á´±í£¬aΪͷ½áµã */ a.next=&b; b.next=&c; c.next=NULL;

p=head; /* Êä³öÁ´±í */ do{

printf(\ge);

p=p->next;

}while(p!=NULL); }

16¡¢/*ÊäÈëÒ»¸ö×Ö·û´®£¬ÅÐ¶ÏÆäÊÇ·ñΪ»ØÎÄ¡£»ØÎÄ×Ö·û´®ÊÇÖ¸´Ó×óµ½ÓÒ¶ÁºÍ´ÓÓÒµ½×ó¶ÁÍêÈ«ÏàͬµÄ×Ö·û´®¡£*/ #include #include #include main()

{ char s[100]; int i,j,n;

printf(\ÊäÈë×Ö·û´®£º\\n\ gets(s); n=strlen(s);

for(i=0,j=n-1;i

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if(i>=j) printf(\ÊÇ»ØÎÄ´®\\n\

else printf(\²»ÊÇ»ØÎÄ´®\\n\}

17¡¢/*ðÅÝÅÅÐò£¬´ÓСµ½´ó£¬ÅÅÐòºó½á¹ûÊä³öµ½ÆÁÄ»¼°Îļþmyf2.out*/ #include void fun(int a[],int n) {int i,j,t;

for(i=0;i<=n-1;i++) for(j=0;j

if(a[j]>a[j+1]) {t=a[j];a[j]=a[j+1];a[j+1]=t;} }

main()

{int a[10]={12,45,7,8,96,4,10,48,2,46},n=10,i; FILE *f;

if((f=fopen(\ printf(\fun(a,10);

for(i=0;i<10;i++)

{printf(\ fprintf(f,\ } fclose(f); }

18¡¢±àдº¯Êýcountpi£¬ÀûÓù«Ê½

¼ÆËã¦ÐµÄ½üËÆÖµ£¬µ±Ä³Ò»ÏîµÄֵСÓÚ10-5ʱ£¬ÈÏΪ´ïµ½¾«¶ÈÒªÇó£¬ÇëÍêÉÆº¯Êý¡£½«½á¹ûÏÔʾÔÚÆÁÄ»Éϲ¢Êä³öµ½Îļþp7_3.outÖС£#include double countpi(double eps) /*epsΪÔÊÐíÎó²î*/ {

int m=1;

double temp=1.0,s=0; while(temp>=eps) { s+=temp;

temp=temp*m/(2*m+1); m++; }

return(2*s); } main() {FILE *fp;

double eps=1e-5,pi;

if((fp=fopen(\ { printf(\ exit(0); }

pi= countpi(eps); printf(\fprintf(fp,\fclose(fp); }

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