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忘不了的账号 发表于 2019-12-17 19:52:59

帮忙找错，十分感谢

#include<stdio.h>
#define N 10
extern int i,xuehao1;
struct fen
{
float gaoshu1;
float cyuyan1;
float tiyu1;
float yingyu1;
float zhongguogemingshi1;
};
struct student
{
char name;
int xuehao;
float gaoshu;
float cyuyan ;
float tiyu ;
float yingyu;
float zhongguogemingshi ;
float average ;
structfen xuefen;
}stu;
void found( int n);
float ave(float stu.gaoshu,float stu.cyuyan,float stu.tiyu,float stu.yingyu,float stu.zhongguogemingshi);
main()
{
float zongxuefen;
float average;
int xuehao1;
int j,ave,a=0,b=0,c=0,d=0;
float t;
char degree;
printf("请依次分别输入学生的姓名，高等数学，c语言程序设计，体育，英语，中国革命史成绩");
for(i=0;i<N;i++)
{
   scanf("%c",&stu.name);
   scanf("%f",&stu.gaoshu);
   scanf("%f",&stu.cyuyan);
   scanf("%f",&stu.tiyu);
   scanf("%f",&stu.yingyu);
   scanf("%f",&stu.zhongguogemingshi);
}
for(i=0;i<N;i++)
{
   if(stu.gaoshu>=60)
         stu.xuefen.gaoshu1=5;
   else
         stu.xuefen.gaoshu1=0;
   if(stu.cyuyan>=60)
         stu.xuefen.cyuyan1=3.5;
   else
         stu.xuefen.cyuyan1=0;
   if(stu.tiyu>=60)
         stu.xuefen.tiyu1=2;
   else
         stu.xuefen.tiyu1=0;
   if(stu.yingyu>=60)
         stu.xuefen.yingyu1=3;
   else
         stu.xuefen.yingyu1=0;
   if(stu.zhongguogemingshi>=60)
         stu.xuefen.zhongguogemingshi1=2;
   else
         stu.xuefen.zhongguogemingshi1=0;
   average=ave(stu.gaoshu,stu.cyuyan,stu.tiyu,stu.yingyu,stu.zhongguogemingshi);
   zongxuefen=stu.xuefen.gaoshu1+stu.xuefen.cyuyan1+stu.xuefen.tiyu1+stu.xuefen.yingyu1+stu.xuefen.zhongguogemingshi1;

}


   for(i=0;i<N;i++)
   {
      if(ave<60)
         degree='D';
      if(60<=ave&&ave<75)
         degree='C';
      if(75<=ave&&ave<90)
         degree='B';
      if(90<=ave&&ave<=100)
         degree='A';
      switch(degree)
      {
         case 'A':a++;
         case 'B':b++;
         case 'C':c++;
         case 'D':d++;
      }

   }
         printf("在分数段0~60的人有%d个\n",d);
         printf("在分数段60~75的人有%d个\n",c);
         printf("在分数段75~90的人有%d个\n",b);
         printf("在分数段90~100的人有%d个\n",a);
         printf("--------------------------------------------------");
         printf("请输入要查找的学生的学号");
         scanf("%d",&xuehao1);
         found(xuehao1);
         for(i=0;i<9;++i)
         {
            for(j=0;j<9-i;++j)
            {
               if(zongxuefen>zongxuefen)
               {
                     t=zongxuefen;
                     zongxuefen=zongxuefen;
                     zongxuefen=t;
               }
            }
         }
            for(j=0;j<10;++j)
            {
               printf("%-5d\n ",zongxuefen);

            }
}
float ave(float stu.gaoshu,floatstu.cyuyan,floatstu.tiyu,floatstu.yingyu,floatstu.zhongguogemingshi)
{
float sum;
sum=(stu.gaoshu + stu.cyuyan + stu.tiyu + stu.yingyu + stu.zhongguogemingshi);
return sum/5;
}
void found(int xuehao1)
{
for(i=0;i<N;i++)
{
   if((xuehao1-stu.xuehao)==0)
         printf("名字:%c\n 高数成绩:%f\n c语言成绩:%f\n 体育成绩:%f\n 英语成绩:%f\n 中国革命史:%f\n",stu.name,stu.gaoshu,stu.cyuyan,stu.tiyu,stu.yingyu,stu.zhongguogemingshi);
}

}

Tec 发表于 2019-12-17 21:20:49

目前修改后的代码已经可以运行，你的具体需求没有写明，所以就只帮你修改了一些错误{:10_257:}

#define _CRT_SECURE_NO_WARNINGS

#include<stdio.h>
#define N 10
extern int i, xuehao1;
struct fen
{
float gaoshu1;
float cyuyan1;
float tiyu1;
float yingyu1;
float zhongguogemingshi1;
};
struct student
{
char name;
int xuehao;
float gaoshu;
float cyuyan;
float tiyu;
float yingyu;
float zhongguogemingshi;
float average;
structfen xuefen;
};

void found(struct student stu,int n);
float ave(struct student stu,int i);

int main()
{
struct student stu;
float zongxuefen;
float average;
int i;
int xuehao1;
int j, a = 0, b = 0, c = 0, d = 0;
float t;
char degree;
printf("请依次分别输入学生的姓名，高等数学，c语言程序设计，体育，英语，中国革命史成绩:\n");
for (i = 0; i < N; i++)
{
scanf("%c", &stu.name);
scanf("%f", &stu.gaoshu);
scanf("%f", &stu.cyuyan);
scanf("%f", &stu.tiyu);
scanf("%f", &stu.yingyu);
scanf("%f", &stu.zhongguogemingshi);
}
for (i = 0; i < N; i++)
{
if (stu.gaoshu >= 60)
stu.xuefen.gaoshu1 = 5;
else
stu.xuefen.gaoshu1 = 0;
if (stu.cyuyan >= 60)
stu.xuefen.cyuyan1 = 3.5;
else
stu.xuefen.cyuyan1 = 0;
if (stu.tiyu >= 60)
stu.xuefen.tiyu1 = 2;
else
stu.xuefen.tiyu1 = 0;
if (stu.yingyu >= 60)
stu.xuefen.yingyu1 = 3;
else
stu.xuefen.yingyu1 = 0;
if (stu.zhongguogemingshi >= 60)
stu.xuefen.zhongguogemingshi1 = 2;
else
stu.xuefen.zhongguogemingshi1 = 0;
average = ave(stu,i);
zongxuefen = stu.xuefen.gaoshu1 + stu.xuefen.cyuyan1 + stu.xuefen.tiyu1 + stu.xuefen.yingyu1 + stu.xuefen.zhongguogemingshi1;

}

for (i = 0; i < N; i++)
{
if (average < 60)
degree = 'D';
if (60 <= average && average < 75)
degree = 'C';
if (75 <= average && average < 90)
degree = 'B';
if (90 <= average && average <= 100)
degree = 'A';
switch (degree)
{
case 'A':a++;
case 'B':b++;
case 'C':c++;
case 'D':d++;
}

}
printf("在分数段0~60的人有%d个\n", d);
printf("在分数段60~75的人有%d个\n", c);
printf("在分数段75~90的人有%d个\n", b);
printf("在分数段90~100的人有%d个\n", a);
printf("--------------------------------------------------\n");
printf("请输入要查找的学生的学号:\n");
scanf("%d", &xuehao1);
found(stu,xuehao1);
for (i = 0; i < 9; ++i)
{
for (j = 0; j < 9 - i; ++j)
{
if (zongxuefen > zongxuefen)
{
t = zongxuefen;
zongxuefen = zongxuefen;
zongxuefen = t;
}
}
}
for (j = 0; j < 10; ++j)
{
printf("%-5lf\n ", zongxuefen);

}

return 0;
}
float ave(struct student stu,int i)
{
float sum;
sum = (stu.gaoshu + stu.cyuyan + stu.tiyu + stu.yingyu + stu.zhongguogemingshi);
return sum / 5;
}
void found(struct student stu,int xuehao1)
{
int i;
for (i = 0; i < N; i++)
{
if ((xuehao1 - stu.xuehao) == 0)
printf("名字:%s\n 高数成绩:%f\n c语言成绩:%f\n 体育成绩:%f\n 英语成绩:%f\n 中国革命史:%f\n", stu.name, stu.gaoshu, stu.cyuyan, stu.tiyu, stu.yingyu, stu.zhongguogemingshi);
}

}

忘不了的账号 发表于 2019-12-18 09:29:18

Tec 发表于 2019-12-17 21:20
目前修改后的代码已经可以运行，你的具体需求没有写明，所以就只帮你修改了一些错误

非常感谢你，我还想问以下第一行的是什么东西{:5_109:}

Tec 发表于 2019-12-18 09:42:40

我的编译器使用scanf函数会提示 _CRT_SECURE_NO_WARNINGS 警告，建议我使用新版本的scanf_s函数，原因是这些函数不安全，可能会造成内存泄露等
第一行是宏定义，可以忽略这些警告

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帮忙找错，十分感谢