17070047 / 17070047/CodeStructureCourse
王心如
- Dominant language
- C++
- Stars
- 16
- Forks
- 2
- PR merge metrics
- No merged PRs in 30d
Description
```c
#include"stdio.h"
#include"string.h"
#include"stdlib.h"
#define MAXSIZE 100
typedef int keytype;
typedef struct{
keytype key; //学号
keytype ckey;//班级
char name[20];
}recordtype;
typedef struct{
recordtype r[MAXSIZE+1];
int length;
}table;
void quicksort(table *tab,int left,int right)
{
int i,j;
if(leftr[0]=tab->r[i];
do
{
while(tab->r[j].key>tab->r[0].key&&ir[i].key=tab->r[j].key ;
i++;
}
while(tab->r[i].keyr[0].key&&ir[j].key=tab->r[i].key;
j--;
}
}
while(i!=j);
tab->r[i]=tab->r[0];
quicksort(tab,left,i-1);
quicksort(tab,i+1,right);
}
}
void create(table *tab)
{
int j;
//tab=(table*)malloc(sizeof(table));
printf("请输入学生人数:\n");
scanf("%d",&tab->length);
printf("输入信息:\n") ;
for(j=1;j<=tab->length;j++)
{
printf("姓名:");
scanf("%s",&tab->r[j].name);
printf("班级:");
scanf("%d",&tab->r[j].ckey);
printf("学号:");
scanf("%d",&tab->r[j].key);
}
}
void print(table *tab)
{
printf("姓名\t\t");
printf("班级\t\t");
printf("学号\t\t\n");
for(int i=1;i<=tab->length;i++)
{
printf("%s\t\t",tab->r[i].name) ;
printf("%d\t\t",tab->r[i].ckey);
printf("%d\t\t\n",tab->r[i].key);
}
}
void choose()
{
printf("请选择操作\n") ;
printf("1:创建\n");
printf("2:排序\n");
printf("3:输出\n");
printf("4:查找\n");
}
void search(table *tab)
{
char na[20];
int j=0;
printf("输入要查找的姓名:");
scanf("%s",&na);
for(int i=1;i<=tab->length;i++)
{
if(!strcmp(na,tab->r[i].name))
{
printf("姓名\t\t");
printf("班级\t\t");
printf("学号\t\t\n");
printf("%s\t\t",tab->r[i].name) ;
printf("%d\t\t",tab->r[i].ckey);
printf("%d\t\t\n",tab->r[i].key);
j++;
}
}
if(!j)
{
printf("不存在");
}
}
int main()
{
int i;
table tab;
choose();
while(scanf("%d",&i)!=EOF)
{
switch(i)
{
case 1:create(&tab);
case 2:
quicksort(&tab,1,tab.length);break;
case 3:
print(&tab);break;
case 4:
search(&tab);break;
default:printf("请重新输入!");
}
choose();
}
return 0;
}
```

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