c 2b 2b to assembly

1$ gcc -S geeks.c
2

1
2#include <iostream>
3using namespace std;
4
5int main() {    
6    int number;
7
8    cout << "Enter an integer: ";
9    cin >> number;
10
11    cout << "You entered " << number;    
12    return 0;
13}

1 
2#include<iostream>
3#include<fstream>
4using namespace std;
5 
6struct mail
7{
8    char un[50];             // user name
9    char pd[50];             // passsword
10    void reg(int);
11} obj[5];
12 
13void mail::reg(int k)
14{
15    int i=k;
16    cout<<"\nEnter user name :: ";
17    cin>>un;
18    cout<<"\nEnter password :: ";
19    cin>>pd;
20 
21    ofstream filout;
22    filout.open("C:\\Users\\acer\\Documents\\registration.txt",ios::app|ios::binary);
23    if(!filout)
24    {
25        cout<<"\nCannot open file\n";
26    }
27    else
28    {
29        cout<<"\n";
30        filout.write((char *)&obj[i],sizeof(mail));
31        filout.close();
32    }
33 
34    cout<<"\n...........You are now registered.......... \n\n";
35 
36}   // end of sign up or register func
37 
38int main()
39{
40    int t;
41    cout<<"\nEnter Registration Details for User 1 :: \n";
42    obj[0].reg(0);
43    cout<<"\nEnter Registration Details for User 2 :: \n";
44    obj[1].reg(1);
45    cout<<"\nEnter Registration Details for User 3 :: \n";
46    obj[2].reg(2);
47 
48    mail obj2;
49 
50    ifstream filein;
51    filein.open("C:\\Users\\acer\\Documents\\registration.txt",ios::in|ios::binary);
52    if(!filein)
53    {
54        cout<<"\nUnable to open file to read\n";
55    }
56    else
57    {
58        cout<<"\nRegistered Details of All Users :: \n";
59        filein.read((char *)&obj2,sizeof(obj2));
60        while(filein)
61        {
62            cout<<"\nUsername :: "<<obj2.un<<"\nPasswword :: "<<obj2.pd<<"\n";
63            filein.read((char *)&obj2,sizeof(obj2));
64        }
65            //filein.close();
66    }
67        return 0;
68}
69} 
70

1
2 
3#include<iostream>
4#include<fstream>
5using namespace std;
6 
7struct mail
8{
9    char un[50];             // user name
10    char pd[50];             // passsword
11    void reg(int);
12} obj[5];
13 
14void mail::reg(int k)
15{
16    int i=k;
17    cout<<"\nEnter user name :: ";
18    cin>>un;
19    cout<<"\nEnter password :: ";
20    cin>>pd;
21 
22    ofstream filout;
23    filout.open("C:\\Users\\acer\\Documents\\registration.txt",ios::app|ios::binary);
24    if(!filout)
25    {
26        cout<<"\nCannot open file\n";
27    }
28    else
29    {
30        cout<<"\n";
31        filout.write((char *)&obj[i],sizeof(mail));
32        filout.close();
33    }
34 
35    cout<<"\n...........You are now registered.......... \n\n";
36 
37}   // end of sign up or register func
38 
39int main()
40{
41    int t;
42    cout<<"\nEnter Registration Details for User 1 :: \n";
43    obj[0].reg(0);
44    cout<<"\nEnter Registration Details for User 2 :: \n";
45    obj[1].reg(1);
46    cout<<"\nEnter Registration Details for User 3 :: \n";
47    obj[2].reg(2);
48 
49    mail obj2;
50 
51    ifstream filein;
52    filein.open("C:\\Users\\acer\\Documents\\registration.txt",ios::in|ios::binary);
53    if(!filein)
54    {
55        cout<<"\nUnable to open file to read\n";
56    }
57    else
58    {
59        cout<<"\nRegistered Details of All Users :: \n";
60        filein.read((char *)&obj2,sizeof(obj2));
61        while(filein)
62        {
63            cout<<"\nUsername :: "<<obj2.un<<"\nPasswword :: "<<obj2.pd<<"\n";
64            filein.read((char *)&obj2,sizeof(obj2));
65        }
66            //filein.close();
67    }
68        return 0;
69}
70

1#include <iostream>
2#include <fstream>
3
4using namespace std;
5
6#define FILENAME "data.bin"
7
8void what_action();
9
10void register_menu();
11void login_menu();
12
13void add_user(string username, string password);
14bool check_user(string username, string password);
15
16int main()
17{
18    what_action();
19}
20
21void what_action()
22{
23    short int input;
24
25    cout << "1. Login\n2. Register" << endl;
26    cin >> input;
27
28    switch(input)
29    {
30        case 1:
31        login_menu();
32        break;
33
34        case 2:
35        register_menu();
36        break;
37
38        default:
39        cout << "Type Again!" << endl;;
40        what_action();
41        break;
42    }
43}
44
45void register_menu()
46{
47    string user, pw;
48    int agree;
49    
50    cout << "Username: ";
51    cin >> user;
52    
53    cout << "Password: ";
54    cin >> pw;
55
56    cout << "Have You Read our Agreement ? ( 1 = yes )";
57    cin >> agree;
58
59    switch(agree)
60    {
61        case 1:
62        add_user(user, pw);
63        break;
64
65        default:
66        cout << "Please Read our Agreement First !" << endl; 
67        register_menu();
68        break;
69    }
70}
71
72void login_menu()
73{
74    string user, pw;
75    
76    cout << "Username: ";
77    cin >> user;
78    
79    cout << "Password: ";
80    cin >> pw;
81
82    if(check_user(user, pw) == true)
83        cout << "you have logged in succefully !" << endl;
84    else
85        cout << "Data is Wrong!" << endl;
86}
87
88void add_user(string username, string password)
89{
90    ofstream file;
91    file.open(FILENAME, ios_base::app);
92
93    file << username << "\n";
94    file << password << "\n";
95
96    file.close();
97}
98
99bool check_user(string username, string password)
100{
101    ifstream file;
102
103    string line;
104    bool what_to_return;
105
106    file.open(FILENAME, ios_base::binary);
107
108    if(file.is_open())
109    {
110        while(getline(file, line))
111        {
112            string usr, pw;
113
114            usr = line;
115
116            getline(file,line);
117
118            pw = line;
119
120            if(usr == username && password == pw)
121            {
122                what_to_return = true;
123                break;
124            }
125            else
126                what_to_return = false;
127        }
128    }
129
130    return what_to_return;
131}