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01_err_no.cpp
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01_err_no.cpp
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#include <iostream>
#include <string>
#include <vector>
#include <fstream>
using namespace std;
class Date {
public:
Date(int d, int m, int y) : day(d), month(m), year(y) {}
void print() { cout << day << '/' << month << '/' << year; }
private:
int day, month, year;
};
class Student {
public:
Student(string n, Date bd) : name(n), bdate(bd) {}
void print() { cout << name << '\t'; bdate.print(); }
private:
string name;
Date bdate;
};
Date read_date(ifstream& input) {
int d, m, y;
char ch;
input >> d >> ch >> m >> ch >> y;
return Date(d, m, y);
}
Student read_student(ifstream& input) {
string name;
input >> name;
Date bdate = read_date(input);
return Student(name, bdate);
}
void read_student_info(char* filename, vector<Student>& v) {
ifstream input(filename);
int count;
input >> count;
for (int i = 0; i < count; i++) {
Student s = read_student(input);
v.push_back(s);
}
input.close();
}
void do_some_processing(vector<Student>& v) {
for (int i = 0; i < v.size(); i++) {
v[i].print();
cout << endl;
}
}
int main(int argc, char* argv[]) {
vector<Student> students;
read_student_info(argv[1], students);
do_some_processing(students);
}