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大家来看下这个程序,总是出现"你要查找的数据不存在!"
我觉得可能是那两个条件判断的问题.
希望有人来给指点下.
/*
Name:
Copyright:
Author:
Date: 20-11-07 22:16
Description:
1、add()记录每个学生的各科成绩
2、place()根据总分排出名次
3、aver()求平均分
4、search()根据姓名查询成绩
5、print_result()打印出成绩单
*/
#include <iostream>
#include <fstream>
#include <string>
#include <map>
#include <algorithm>
#include <utility>
using namespace std;
typedef multimap<string, pair<string, float> > multi_map;
typedef multimap<string, pair<string, float> >::iterator map_iter;
const int subject_num = 6;
/*=========函数声明===============*/
multi_map add();
map_iter search(multi_map name_score, string name, map_iter &beg);
float aver(multi_map name_score, map_iter beg, map_iter end);
/*========1、add()记录每个学生的各科成绩=============*/
multi_map add()
{
cout << "添加一个记录:" << endl;
cout << "姓名:" << flush;
string name;
cin >> name;
cout << "学号:" << flush;
int stu_num;
cin >> stu_num;
//添加成绩
multimap<string, pair<string, float> > name_score;
float temp;
string subject[] = {"语文", "数学", "英语", "物理", "化学", "生物"};
for (int ix = 0; ix != subject_num; ++ix) |
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