【程式71】題目:編寫input()和output()函式輸入,輸出5個學生的資料記錄。1.程式分析:2.程式原始碼:#define
N 5struct student{ char num[6]; char name[8]; int score[4];}
stu[N];input(stu)struct student stu[];{ int
i,j; for(i=0;i
"); scanf("%s",stu[i].num); printf("name:
"); scanf("%s",stu[i].name); for(j=0;j<3;j++) {
printf("score
%d.",j+1); scanf("%d",&stu[i].score[j]); } printf("\n"); }}print(stu)struct
student stu[];{ int i,j;printf("\nNo. Name Sco1 Sco2
Sco3\n");for(i=0;i
a list*/#include "stdlib.h"#include "stdio.h"struct list{ int
data;struct list *next;};typedef struct list node;typedef node
*link;void main(){ link ptr,head;int
num,i;ptr=(link)malloc(sizeof(node));ptr=head;printf("please input 5
numbers==>\n");for(i=0;i<=4;i++){ scanf("%d",&num); ptr->data=num; ptr->next=(link)malloc(sizeof(node)); if(i==4)
ptr->next=NULL; else
ptr=ptr->next;}ptr=head;while(ptr!=NULL){ printf("The value
is
==>%d\n",ptr->data); ptr=ptr->next;}}==============================================================【程式73】題目:反向輸出一個連結串列。 1.程式分析:2.程式原始碼:/*reverse
output a list*/#include "stdlib.h"#include "stdio.h"struct list{
int data; struct list *next;};typedef struct list node;typedef
node *link;void main(){ link ptr,head,tail; int
num,i; tail=(link)malloc(sizeof(node)); tail->next=NULL; ptr=tail; printf("\nplease
input 5
data==>\n"); for(i=0;i<=4;i++) { scanf("%d",&num); ptr->data=num; head=(link)malloc(sizeof(node)); head->next=ptr; ptr=head; }ptr=ptr->next;while(ptr!=NULL){
printf("The value is
==>%d\n",ptr->data); ptr=ptr->next;}}==============================================================【程式74】題目:連線兩個連結串列。1.程式分析:2.程式原始碼:#include
"stdlib.h"#include "stdio.h"struct list{ int data;struct list
*next;};typedef struct list node;typedef node *link;link
delete_node(link pointer,link tmp){if (tmp==NULL) /*delete first
node*/ return pointer->next;else{
if(tmp->next->next==NULL)/*delete last
node*/ tmp->next=NULL; else /*delete the other
node*/ tmp->next=tmp->next->next; return
pointer;}}void selection_sort(link pointer,int num){ link
tmp,btmp; int
i,min; for(i=0;i
if(min>tmp->next->data) {min=tmp->next->data; btmp=tmp; } tmp=tmp->next; }printf("\40:
%d\n",min);pointer=delete_node(pointer,btmp);}}link
create_list(int array[],int num){ link tmp1,tmp2,pointer;int
i;pointer=(link)malloc(sizeof(node));pointer->data=array[0];tmp1=pointer;for(i=1;i
pointer;}link concatenate(link pointer1,link pointer2){ link
tmp;tmp=pointer1;while(tmp->next) tmp=tmp->next;tmp->next=pointer2;return
pointer1;}void main(void){ int arr1[]={3,12,8,9,11}; link
ptr; ptr=create_list(arr1,5); selection_sort(ptr,5);}==============================================================【程式75】題目:放鬆一下,算一道簡單的題目。1.程式分析:2.程式原始碼:main(){int
i,n;for(i=1;i<5;i++){
n=0; if(i!=1) n=n+1; if(i==3) n=n+1; if(i==4) n=n+1; if(i!=4) n=n+1; if(n==3) printf("zhu
hao shi de
shi:%c",64+i); }}==============================================================【程式76】題目:編寫一個函式,輸入n為偶數時,呼叫函式求1/2+1/4+...+1/n,當輸入n為奇數時,呼叫函式 1/1+1/3+...+1/n(利用指標函式)1.程式分析:2.程式原始碼:main()#include
"stdio.h"main(){float peven(),podd(),dcall();float sum;int
n;while
(1){ scanf("%d",&n); if(n>1) break;}if(n%2==0){ printf("Even="); sum=dcall(peven,n);}else{ printf("Odd="); sum=dcall(podd,n);}printf("%f",sum);}float
peven(int n){float s;int
i;s=1;for(i=2;i<=n;i+=2) s+=1/(float)i;return(s);}float
podd(n)int n;{float s;int
i;s=0;for(i=1;i<=n;i+=2) s+=1/(float)i;return(s);}float
dcall(fp,n)float (*fp)();int n;{float
s;s=(*fp)(n);return(s);}==============================================================【程式77】題目:填空練習(指向指標的指標)1.程式分析: 2.程式原始碼:main(){
char *s[]={"man","woman","girl","boy","sister"};char **q;int
k;for(k=0;k<5;k++){ ;/*這裡填寫什麼語句*/ printf("%s\n",*q);}}==============================================================【程式78】題目:找到年齡最大的人,並輸出。請找出程式中有什麼問題。1.程式分析:2.程式原始碼:#define
N 4#include "stdio.h"static struct man{ char name[20];int
age;}
person[N]={"li",18,"wang",19,"zhang",20,"sun",22};main(){struct man
*q,*p;int i,m=0;p=person;for
(i=0;i
*str1[20],*str2[20],*str3[20];char swap();printf("please input three
strings\n");scanf("%s",str1);scanf("%s",str2);scanf("%s",str3);if(strcmp(str1,str2)>0)
swap(str1,str2);if(strcmp(str1,str3)>0)
swap(str1,str3);if(strcmp(str2,str3)>0) swap(str2,str3);printf("after
being sorted\n");printf("%s\n%s\n%s\n",str1,str2,str3);}char
swap(p1,p2)char *p1,*p2;{char
*p[20];strcpy(p,p1);strcpy(p1,p2);strcpy(p2,p);}==============================================================【程式80】題目:海灘上有一堆桃子,五隻猴子來分。第一隻猴子把這堆桃子憑據分為五份,多了一個,這隻 猴子把多的一個扔入海中,拿走了一份。第二隻猴子把剩下的桃子又平均分成五份,又多了 一個,它同樣把多的一個扔入海中,拿走了一份,第三、第四、第五隻猴子都是這樣做的, 問海灘上原來最少有多少個桃子?1.程式分析:2.程式原始碼:main(){int
i,m,j,k,count;for(i=4;i<10000;i+=4){
count=0;m=i;for(k=0;k<5;k++){ j=i/4*5+1; i=j; if(j%4==0) count++; else break;} i=m; if(count==4) {printf("%d\n",count); break;}}}
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