#include <stdio.h>
int main()
{void avsco(float *,float *);
void avcour1(char (*)[10],float *);
void fali2(char course[5][10],int num[],float *pscore,float aver[4]);
void good(char course[5][10],int num[4],float *pscore,float aver[4]);
int i,j,*pnum,num[4];
float score[4][5],aver[4],*pscore,*paver;
char course[5][10],(*pcourse)[10];
printf("input course:\n");
pcourse=course;
for (i=0;i<5;i++)
scanf("%s",course[i]);
printf("input NO. and scores:\n");
printf("NO.");
for (i=0;i<5;i++)
printf(",%s",course[i]);
printf("\n");
pscore=&score[0][0];
pnum=&num[0];
for (i=0;i<4;i++)
{scanf("%d",pnum+i);
for (j=0;j<5;j++)
scanf("%f",pscore+5*i+j);
}
paver=&aver[0];
printf("\n\n");
avsco(pscore,paver); // 求出每个学生的平均成绩
avcour1(pcourse,pscore); // 求出第一门课的平均成绩
printf("\n\n");
fali2(pcourse,pnum,pscore,paver); // 找出2门课不及格的学生
printf("\n\n");
good(pcourse,pnum,pscore,paver); // 找出成绩好的学生
return 0;
}
void avsco(float *pscore,float *paver) // 求每个学生的平均成绩的函数
{int i,j;
float sum,average;
for (i=0;i<4;i++)
{sum=0.0;
for (j=0;j<5;j++)
sum=sum+(*(pscore+5*i+j)); //累计每个学生的各科成绩
average=sum/5; //计算平均成绩
*(paver+i)=average;
}
}
void avcour1(char (*pcourse)[10],float *pscore) // 求第一课程的平均成绩的函数
{int i;
float sum,average1;
sum=0.0;
for (i=0;i<4;i++)
sum=sum+(*(pscore+5*i)); //累计每个学生的得分
average1=sum/4; //计算平均成绩
printf("course 1:%s average score:%7.2f\n",*pcourse,average1);
}
void fali2(char course[5][10],int num[],float *pscore,float aver[4])
// 找两门以上课程不及格的学生的函数
{int i,j,k,labe1;
printf(" ==========Student who is fail in two courses======= \n");
printf("NO. ");
for (i=0;i<5;i++)
printf("%11s",course[i]);
printf(" average\n");
for (i=0;i<4;i++)
{labe1=0;
for (j=0;j<5;j++)
if (*(pscore+5*i+j)<60.0) labe1++;
if (labe1>=2)
{printf("%d",num[i]);
for (k=0;k<5;k++)
printf("%11.2f",*(pscore+5*i+k));
printf("%11.2f\n",aver[i]);
}
}
}
void good(char course[5][10],int num[4],float *pscore,float aver[4])
// 找成绩优秀学生(各门85以上或平均90分以上)的函数
{int i,j,k,n;
printf(" ======Students whose score is good======\n");
printf("NO. ");
for (i=0;i<5;i++)
printf("%11s",course[i]);
printf(" average\n");
for (i=0;i<4;i++)
{n=0;
for (j=0;j<5;j++)
if (*(pscore+5*i+j)>85.0) n++;
if ((n==5)||(aver[i]>=90))
{printf("%d",num[i]);
for (k=0;k<5;k++)
printf("%11.2f",*(pscore+5*i+k));
printf("%11.2f\n",aver[i]);
}
}
}
c4学习辅导程序.zip_c语言学习程序_discussion7x4_idbc4xgfy_wherever2eg_学C4证学习 （238个子文件） 
xt8-15.c 3KB xt9-9-3.c 3KB xt9-9-2.c 3KB xt9-9-1.c 2KB xt9-10.c 2KB xt5-9-1.c 2KB xt9-12.c 2KB xt8-10-2.c 2KB xt8-16.c 2KB xt7-15.c 2KB xt7-13.c 2KB xt7-14.c 2KB xt10-7.c 2KB xt10-8.c 2KB xt10-6-2.c 1KB xt4-9.c 1KB xt8-10-1.c 1KB xt10-10.c 1KB xt10-9.c 1KB xt9-5.c 1KB xt9-11.c 1KB xt10-5-2.c 1KB xt6-9.c 1KB xt6-8.c 1KB xt10-6-1.c 1KB xt8-13.c 1KB xt9-2-1.c 1013B xt9-8.c 988B xt8-3.c 933B xt7-16.c 919B xt10-5-1.c 914B xt5-2.c 913B xt9-1-1.c 906B xt7-2.c 897B xt7-18.c 858B xt9-4.c 848B xt9-7.c 846B xt3-2-3.c 844B xt10-4.c 836B xt3-2-2.c 825B xt3-2-1.c 824B xt7-10.c 772B xt4-10-2.c 747B xt9-3.c 747B xt6-10.c 735B xt9-2-2.c 716B xt6-7.c 713B xt9-6.c 704B xt8-20.C 689B xt3-7.c 681B xt8-21.C 674B xt7-4.c 671B xt8-19-1.C 639B xt4-10-1.c 628B xt8-4.c 618B xt7-11.c 617B xt6-4.c 616B xt7-9.c 603B xt10-11.c 585B xt8-8.c 561B xt9-1-2.c 558B xt6-2.c 558B xt8-12.c 557B xt8-7.c 555B xt8-11-2.c 555B xt4-4-2.c 547B xt11-7.c 545B xt8-14.c 542B xt11-6.c 540B xt8-11-1.c 534B xt8-17.c 528B xt8-9.c 524B xt4-8.c 519B xt7-6.c 518B xt8-2.c 512B xt8-5.c 501B xt10-3.c 489B xt6-1.c 487B xt6-12a.c 482B xt6-5.c 472B xt6-12b.c 470B xt5-15.c 468B xt7-7.c 451B xt4-11.c 451B xt5-4.c 449B xt3-8-3.c 447B xt7-12.c 446B xt7-17.c 427B xt4-12.c 423B xt8-1.c 422B xt3-8-2.c 415B xt7-1-2.c 408B xt7-1-1.c 407B xt11-10.c 399B xt7-5.c 383B xt4-5-2.c 373B xt4-6.c 371B xt4-5.c 370B xt7-3.c 360B xt8-18.c 356B共 238 条
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