int main()
{
std::ofstream ofs("exam2.hddm");
hddm_x::ostream ostr(ofs);
hddm_x::HDDM xrec;
// ostr.setCompression(hddm_x::k_z_compression);
for (int n=0; n<1000000; ++n) {
hddm_x::StudentList student = xrec.addStudents();
student().name("Humphrey Gaston");
hddm_x::EnrolledList enrolled = student().addEnrolleds();
enrolled().year(2005);
enrolled().semester(2);
hddm_x::CourseList course = enrolled().addCourses(3);
course(0).credits(3);
course(0).title("Beginning Russian");
course(0).addResults();
course(0).result().grade("A-");
course(0).result().pass(true);
course(1).credits(1);
course(1).title("Bohemian Poetry");
course(1).addResults();
course(1).result().grade("C");
course(1).result().pass(1);
course(2).credits(4);
course(2).title("Developmental Psychology");
course(2).addResults();
course(2).result().grade("B+");
course(2).result().pass(true);
ostr << xrec;
xrec.clear();
}
ofs.close();
exit(0);
// try reading it back in from the output file just written
std::ifstream ifs("exam2.hddm");
hddm_x::istream istr(ifs);
int count=0;
while (ifs.good()) {
istr >> xrec;
if (count/100000*100000 == count) {
std::cout << "event " << count << std::endl;
report(xrec);
}
++count;
}
std::cout << "finished after " << count << " events read." << std::endl;
return 0;
}
int main(int argc, char **argv) {
std::deque<student> student_deque;
for (int i = 0; i < 3; ++i) {
student_deque.push_back(student());
}
for (int i = 0; i < 3; ++i) {
student_deque.push_front(student());
}
// for (std::vector<student>::iterator i = student_deque.begin(); i != student_deque.end(); ++i) {
for (std::deque<student>::iterator i = student_deque.begin(); i != student_deque.end(); ++i) {
std::cout << *i << " ";
}
std::cout << std::endl;
return 0;
}
//READIN
//Function called on start to read in data from storage file.Receives linklist pointer from main.
// Passes data and the linklist pointer to function to add new student in
//appropriate position
void readIn(std::list<student>& list){
ifstream studentFile;
string line;
string item;
string fnameIn;
string lnameIn;
string birthdayIn;
string genderIn;
string idIn;
string statusIn;
string gpaIn;
//Open the storage file
studentFile.open("students.txt",ios::in);
if (studentFile.is_open()){
while(!studentFile.eof()){
if(studentFile>>fnameIn){
studentFile >> lnameIn >> birthdayIn >> genderIn >> idIn >> statusIn >> gpaIn;
//Change gender froms string to char, if to integer (for insertion order) and gpa to float.
student newStudent= student(fnameIn, lnameIn, birthdayIn,*genderIn.c_str(), atoi(idIn.c_str()) , statusIn , atof(gpaIn.c_str()));
addStudent_STL(list,newStudent);
}
}
studentFile.close();
}
//If file was not opened
else cout<< "Error.Unable to open storage file.";
/* this function menu for sudent*/
void student(){
char ch;
printf("\n");
printf("----------------1.SEARCH-------------------------------\n");
printf("----------------2.SHOW BOOK RECORD BRANCH WISE---------\n");
printf("----------------3.CHANGE PASSWORD------------------------\n");
printf("----------------4.MAINMENU--------------------------------\n");
scanf(" %c",&ch);
switch(ch){
case '1':
search();
break;
case '2':
show();
break;
case '3':
changepass();
break;
case '4':
mainmenu();
break;
default :
printf("---------invalid input----------\n");
student();
break;
}
}
Student Student::CreateFromInput()
{
int id, creditHours;
string name, address, date;
cout << "Create student data from input" << endl;
cout << "id : ";
cin >> id;
cout << "name : ";
cin.ignore (std::numeric_limits<std::streamsize>::max(), '\n');
getline(cin, name);
cout << "address : ";
getline(cin, address);
cout << "first enrollment date : ";
getline(cin, date);
cout << "completed credit hour : ";
cin >> creditHours;
Student student(id, name, address, date, creditHours);
return student;
}
BOOL CStudentEditWnd::Create( int schoolYearID, int x, int y, CMDIFrameWnd* parent ) {
CStudent student( schoolYearID );
BOOL retval = CMDIChildWnd::Create(
NULL,
"New Student",
WS_CHILD | WS_OVERLAPPEDWINDOW,
CRect( x, y, 610+x, 445+y ),
parent,
NULL
);
if ( retval ) {
retval = dialog.Create( IDD_STUDENTEDIT, this );
}
dialog.ShowStudent( student, schoolYearID );
CRect client;
GetClientRect( client );
if ( retval ) {
dialog.SetWindowPos( &wndTop, 0, 0, client.Width(), client.Height(), SWP_SHOWWINDOW );
}
return retval;
}
int main() {
Person person(19, "tzz");
person.Introduce();
Student student(19,"tzz",7);
student.Introduce();
Worker worker(19,"tzz");
worker.Introduce();
return 0;
}
Student LoginManager::getStudentDetails(QString roll)
{
if(db.open())
{
QString queryString = QString("SELECT * FROM students WHERE RollNo = '").append(roll.toUpper()).append("'");
QSqlQuery query = db.exec(queryString);
query.next();
Student student(query.value(0).toString(), query.value(1).toString(), query.value(2).toString(), query.value(3).toString(), query.value(4).toString(), query.value(7).toInt());
db.close();
return student;
}
}
bool to_student( const std::string& line, student& s )
{
std::istringstream stm(line) ;
if( std::getline( stm, s.first_name, delimiter ) &&
std::getline( stm, s.last_name, delimiter ) &&
std::getline( stm, s.credits, delimiter ) &&
std::getline( stm, s.gpa, delimiter ) &&
std::getline( stm, s.first_date, delimiter ) &&
std::getline( stm, s.second_date ) ) return true ;
s = student() ;
return false ;
}
int main(void)
{
int i, j, a[5][3];
for (i = 0; i < 5; i++)
for (j = 0; j < 3; j++)
scanf("%d", &a[i][j]);
student(a[0]);
puts("");
subject(a[0]);
puts("");
return 0;
}
void LogIn::LogInSetter(string newId, string newPassword) {
fstream students;
string name, password, email, id;
students.open("students.txt", ios::in);
while (!students.eof()) {
students >> name >> password >> email >> id;
if (newId == id && newPassword == password){
cout << "Successfully Signed In As a Student! " << endl;
Student student(name, id);
student.studentMenu();
}
else if (students.eof() && newId == id && newPassword == password){
cout << "Invalid Credentials!! " << endl; // TODO consider a better implementation
}
}
}
int main()
{
float a[100][5],b[100],c[5];
int n,i;
printf("请输入学生个数:\n");
scanf("%d",&n);
printf("请输入每个学生的5门课成绩:\n");
for(i=0;i<n;i++)
{
scanf("%f%f%f%f%f",&a[i][0],&a[i][1],&a[i][2],&a[i][3],&a[i][4]);
}
student(a,b,n);
lesson(a,c,n);
max(a,n);
variance(a,b,n);
return 0;
}
student student::ntod(int n)
{
int y=1,m=1,d,rest=n,lp;
while(1)
{
if(leap(y))
{
if(rest<=366)
break;
else
rest-=366;
}
else
{
if(rest<=365)
break;
else
rest-=365;
}
y++;
}
y--;
lp=leap(y);
while(1)
{
if(lp)
{
if(rest>day_tab[1][m-1])
rest-=day_tab[1][m-1];
else
break;
}
else
{
if(rest>day_tab[0][m-1])
rest-=day_tab[0][m-1];
else
break;
}
m++;
}
d=rest;
return student(y,m,d);
}
int main() {
group g;
g.students.push_back(student(5));
std::cout << g.avgrate() << std::endl;
std::vector<int> array = { 0, 1, 2, 3 };
array[2] = 109000;
array.push_back(1000);
array.erase(array.begin() + 2);
for (int i = 0; i < array.size(); i++){
std::cout << *(array.begin() + i) << " ";
}
std::cout << std::endl;
for (std::vector<int>::iterator i = array.begin(); i < array.end(); i++){
std::cout << *i << " ";
}
std::cout << std::endl;
for each (auto a in array){
std::cout << a << " ";
}
int main()
{
Date compGradDate(12, 6, 2017);
MathStudent numberStudent("Jeremy Lin", 12456717, 25, "617-823-8925",
'M', "Freshman", 3.0, "42 Harwood Avenue",
"Harwich", "MA.", 82653);
CS1Cstudent compStudent("James Davis", 98035769, 25, "661-877-8825",
'M', "Sophomore", 3.5, 120, true, compGradDate);
Student student("Douglas Adams", 42424242, 42, "666-987-0042",
'M', "Senior", 4.2);
cout << endl << endl;
PrintAll(numberStudent);
cout << endl << endl;
PrintAll(compStudent);
cout << endl << endl;
PrintAll(student);
cout << endl << endl;
return 0;
}
/*this function take id and pass */
void login(){
struct data{
char id[10];
char pass[16];
};
strc st;
struct data c;
char ch;
char m[10] ,n[16],x,pa[10];
int d=0,a=0;
printf("WELCOME STUDENT\n");
FILE *fp;
FILE *fs;
fs=fopen("sho.txt","ab+");
fp=fopen("stud","rb+");
printf("/**************ADMIN ID=123 PASS= 00 ******************/\n");
printf("ENTER THE ID 5 DIGIT FOR LOGIN \n");
scanf("%s", m);
printf("ENTER 5 DIGIT PASS\n");
pass(n);
rewind(fp);
while(a==0){
while(fread(&c,sizeof(c), 1, fp)==1){
if((strcmp(c.id,m)==0) && (strcmp(c.pass,n)==0)){
fwrite(c.id,sizeof(c.id),1,fs);
printf("SUCCESFULLY LOGIN\n");
d=1; a=1;
break;
}
else {
a=0;
}
}
if(a==0){
printf("1.RE ENTER\n ");
printf("2.MAINMENU\n");
scanf(" %c",&x);
switch(x){
case '1':
m[0]='\0';n[0]='\0';
printf("ENTER THE ID \n");
scanf("%s", m);
printf("ENTER PASS\n");
pass(n);
rewind(fp);
break;
case '2':
mainmenu();
}
}
}
if(d){
//system("clear");
printf("----------------1.SEARCH-------------------------------\n");
printf("----------------2.SHOW BOOK RECORD BRANCH WISE---------\n");
printf("----------------3.CHANGE PASSWORD------------------------\n");
printf("----------------4.MAINMENU--------------------------------\n");
scanf(" %c",&ch);
switch(ch){
case '1':
search();
break;
case '2':
show();
break;
case '3':
changepass();
break;
case '4':
mainmenu();
break;
default :
printf("---------INVALID INPUT----------\n");
student();
break;
}
}
fclose(fp);
}
