程序改错： 【程序功能】 以下程序的功能是对获得学位的学生名单排序?

Question

65.
程序改错：
【程序功能】
以下程序的功能是对获得学位的学生名单排序。排序要求：数组元素按照degree值以自定义序列bachelor，master，doctor的顺序排列，对于degree值相同的那些元素，按照name的值以字典序排列。
【测试数据】
Andy master
Beth bachelor
Can doctor
Deo bachelor
Emy master
【运行结果】
Beth bachelor
Deo bachelor
Andy master
Emy master
Can doctor
【含有错误的源程序】
#include
#include
#include
struct {
char name[10], degree[10];
}ST;
void sort(ST x[],int n,char key[][10],int m)
{

int i,j,k,con1,con2;

ST v;
for(i=0;i for(j=0;j for(k=0;k if(strcmp(x[j].degree,key[k])==0){
con1=k;
break;
}
for(k=0;k if(strcmp(x[j+1].degree,key[k])==0){
con2=k;
break;
}
if(con1>con2||con1==con2&&strcmp(x[j].name,x[j+1].name) v=x[j];
x[j]=x[j+1];
x[j+1]=v;
}
}
}
int main(void)
{
ST s[5]={{"Andy","master"},{"Beth","bachelor"},{"Can","doctor"},
{"Deo","bachelor"},{"Emy","master"}};
char sortkey[3]={"bachelor","master","doctor"};
int i;
sort(s,5,sortkey,3);
for(i=0;i printf("\n%s %s",s[i]->name,s[i]->degree);
return 0;
}
请认真测试程序的正确性。将源代码以文本方式提交，不要直接提交文件。

Answer 1

#include
#include
#include

struct ST
{
char name[10], degree[10];
};

void sort(struct ST x[],int n,char key[][10],int m)
{

int i,j,k,con1,con2;

struct ST v;
for(i=0;i for(j=0;j {
for(k=0;k if(strcmp(x[j].degree,key[k])==0)
{
con1=k;
break;
}
for(k=0;k if(strcmp(x[j+1].degree,key[k])==0)
{
con2=k;
break;
}
if(con1>con2||con1==con2&&strcmp(x[j].name,x[j+1].name)>0)
{
v=x[j];
x[j]=x[j+1];
x[j+1]=v;
}
}
}

int main(void)
{

struct ST s[5]={{"Andy","master"},{"Beth","bachelor"},{"Can","doctor"},
{"Deo","bachelor"},{"Emy","master"}};
char sortkey[][10]={"bachelor","master","doctor"};
int i;

sort(s,5,sortkey,3);

for(i=0;i<5;i++)
    printf("%s    %s\n",s[i].name,s[i].degree);
return 0;

}

啊~朋友你是谁~