11_7.cpp

C程序参考,简单易懂,是初学者不可少的参考资料

#include "stdio.h"
#define  ScoreTable_TY struct ScoreTable
ScoreTable_TY {
  char  name[31];
  int   score[5];
  int   sum;
  float  avg;
} ;
ScoreTable_TY stu[5]= {
	{"zhang", {68, 79, 80, 76, 92}, 0, 0},
	{"wang",  {88, 89, 90, 96, 92}, 0, 0},
	{"li",    {85, 73, 82, 66, 82}, 0, 0},
	{"zhao",  {98, 99, 90, 96, 92}, 0, 0},
	{"qian",  {68, 79, 72, 71, 62}, 0, 0}
};
void main()
{
  int i, j;
  ScoreTable_TY *pt=stu;
    for(i=0; i<5; i++, pt++)
{
	    for(j=0; j<5; j++)
{
      pt->sum += pt->score[j];
	    }
      pt->avg = pt->sum/5.0;
}
  printf("name                           sum avg\n");
  printf("______________________________ ___ ___\n");
  pt =stu;
  for(i=0; i<5; i++, pt++)
{
    printf("%-30s %3d %2.1f\n", pt->name, pt->sum, pt->avg);
  }
}