原题链接:[编程入门]结构体之成绩统计2
先把数据读进来,然后遍历所有学生数据,保存最高分学生数据,分别保存所有学生三科成绩,输出时使用了accumulate()函数。
#include<bits/stdc++.h>
using namespace std;
struct student{
string xuehao;
string name;
double score[3];
int sum=0;
};
int main(){
int n;
cin >> n;
struct student a[n];
struct student temp;
for(int i=0;i<n;i++){
cin >> a[i].xuehao >> a[i].name >> a[i].score[0] >> a[i].score[1] >> a[i].score[2];
a[i].sum = a[i].score[0] + a[i].score[1] + a[i].score[2];
}
int sum;
vector<double> one,two,three;
for(int i=0;i<n;i++){
one.push_back(a[i].score[0]);
two.push_back(a[i].score[1]);
three.push_back(a[i].score[2]);
if(i==0){
sum = a[i].sum;
temp = a[i];
}
else{
if(sum<a[i].sum){
sum = a[i].sum;
temp = a[i];
}
}
}
cout << accumulate(one.begin(),one.end(),0.0)/n << " ";
cout << accumulate(two.begin(),two.end(),0.0)/n << " ";
cout << accumulate(three.begin(),three.end(),0.0)/n << endl;
cout << temp.xuehao << " " << temp.name << " " << temp.score[0] << " " << temp.score[1] << " " << temp.score[2] << endl;
return 0;
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