Bajardi; Kamolov Abbos Labaratoriya ishi

Bajardi; Kamolov Abbos

1. 
   Labaratoriya ishi
   

#include

#include

#include

#include

#include

#include

#include

#include

using namespace std;

struct DATA{

int day;

int month;

int year;

};

struct vidp {

int telefon;

char nazvFirm[15];

};

struct sprava{

DATA data;

char predmet[20];

vidp v;

vidp obv;

};

sprava* array_of_sprava=new sprava[50];

FILE* Fs;

int nzap=0;

int i=0,h=0,g=0;

int reading()

{

if ((Fs=fopen("my.dat","rb"))==NULL)

{

cout<<("Faylni ochib bo‘lmadi\n");

return 0; }

do

{

fread(&array_of_sprava[nzap],sizeof(sprava),1,Fs);

nzap++;

if (feof(Fs)) break;

} while(1);

nzap--;

cout<<"O'qish tugallandi\n";

fclose(Fs);

system("pause");

return 0;

}

int outp_to_file(){

FILE* Fs;

if ((Fs=fopen("my.dat","wb"))==NULL)

{

cout<<("Fayl yaratilmagan!\n");

return 0;

}

for (int i=0;i

fwrite(&array_of_sprava[i],sizeof(sprava),1,Fs);

cout<<("Fayl yozib olindi");

fclose(Fs);

system("pause");

}

int input_in_array(){

int q=1;

while (q!=0)

{

cout<<"\nIshning kunini kiriting: ";

cin>>array_of_sprava[nzap].data.day;

cout<<"\nIshning oyini kiriting: ";

cin>>array_of_sprava[nzap].data.month;

cout<<"\nIshning yilini kiriting: ";

cin>>array_of_sprava[nzap].data.year;

cout<<"\nIshning mavzusini(predmet) kiriting: ";

cin>>array_of_sprava[nzap].predmet;

cout<<"\nDa'vogarning telefon raqamini kiriting: ";

cin>>array_of_sprava[nzap].v.telefon;

cout<<"\nDa'vogarning kompaniyasiga kiring: ";

cin>>array_of_sprava[nzap].v.nazvFirm;

cout<<"\nAyblanuvchining telefon raqamini kiriting : ";

cin>>array_of_sprava[nzap].obv.telefon;

cout<<"\nAyblanayotgan firmalarga kiriting : ";

cin>>array_of_sprava[nzap].obv.nazvFirm;

nzap++;

cout<<"\nYozishni tugatish uchun 0 yoki davom ettirish uchun biron bir raqamni kiriting: ";

cin>>q;

cout<<"\n";

}

}

int VivEkran()

{system("cls");

for(int i=0;i

cout<<"Zapis #"<

cout<<"\ ish kuni: "<

cout<<"\ ish oyi: "<

cout<<"\ ish yili: "<

cout<<"\ mavzu(ish predmeti): "<

cout<<"\ da'vogarning telefoni: "<

cout<<"\ da'vogarning firmasi: "<

cout<<"\ ayblanuvchining telefoni : "<

cout<<"\ ayblanuvchi firmalar : "<

system("pause");

return 0;

}}

int poisk() // ?????

{ char f[20];

cout<<"Ishning yilini kiriting: ";

cin>>f;

int k=0;

for (int i=0;i

if (array_of_sprava[i].data.year) {

cout<<"Bu yilgi ma'lumotlar mavjud emas\n";

k++;

}

if(k==0)cout<<"Bu yil uchun ma'lumot topilmadi\n";

system("pause");

return 0;

}

int main()

{

int rez=1;

while(rez!=0)

{

system("cls");

cout<<"Menu\n";

cout<<"1 - Ma'lumot qo'shing;\n";

cout<<"2 - Faylga ma'lumotlarni kiritish;\n";

cout<<"3 - Fayldan ma'lumotlarni o'qish;\n";

cout<<"4 - Barcha ma'lumotlarni ko'rsatish;\n";

cout<<"5 - Yil bo'yicha qidirish;\n";

cout<<"0 - chiqish;\n";

cout<<"Tanlovingiz :";

cin>>rez;

switch(rez)

{

case 1:input_in_array();break;

case 2:outp_to_file();break;

case 3:reading();break;

case 4:VivEkran();break;

case 5:poisk();break;

case 0: outp_to_file();exit(0);break;

default :break;

}}

}

2. 
   Labaratoriya ishi
   

#include

#include

#include

#include

#include

#include

using namespace std;
int main()

{

srand(time(NULL));

list myList;

for(int i = 0; i < 15; i++)

{

myList.push_back(rand()%20);

}
cout << "royhat: ";

for ( list::iterator it = myList.begin(); it != myList.end(); it++)

{

cout << *it << " ";

}

int i=0;

int k=2;

list::iterator it = myList.end();

while(i<=k)

{

if(i==k)

{

cout << *it << " ";

myList.remove(*it);

cout<<"\n so'nggni element : "<<*it<

}

it++;

i++;

}
cout<<"element teng elementlar ochirilgandan song"<

cout << "royhat: ";

for ( list::iterator it = myList.begin(); it != myList.end(); it++)

{

cout << *it << " ";

}

return 0;

}