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@ -412,8 +412,29 @@ void SearchbyName(STU stu[],int n,int m)
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```
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```
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void StatisticAnalysis(STU stu[],int n,int m)
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void StatisticAnalysis(STU stu[],int n,int m)
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{
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{
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int i,j,t[6];
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for(j=0;j<m;j++)
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{
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printf("For course %d:\n",j+1);
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memset(t,0,sizeof(t)); //将数组 t 的全部元素初始化为0
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for(i=0;i<n;i++)
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{
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if(stu[i].score[j]>=0&&stu[i].score[j]<60) t[0]++;
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else if(stu[i].score[j]<70) t[1]++;
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else if(stu[i].score[j]<80) t[2]++;
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else if(stu[i].score[j]<90) t[3]++;
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else if(stu[i].score[j]<100) t[4]++;
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else if(stu[i].score[j]==100) t[5]++;
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}
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for(i=0;i<=5;i++)
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{
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if(i==0) printf("<60\t%d\t%.2f%%\n",t[i],(float)t[i]/n*100);
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else if(i==5) printf("%d\t%d\t%.2f%%\n",(i+5)*10,t[i],(float)t[i]/n*100);
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else printf("%d-%d\t%d\t%.2f%%\n",(i+5)*10,(i+5)*10+9,t[i],(float)t[i]/n*100);
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}
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}
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}
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}
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```
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```
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//函数功能:打印学生成绩
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//函数功能:打印学生成绩
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