1. 6 Noma’lum turlar va noma’lum nomlar fazosi Kalit va qulf

Jamoliddinov Ibrohomning dasturlash fanidan labaratuya ishi

1.6 Noma’lum turlar va noma’lum nomlar fazosi..

Kalit va qulf class larini yarating va ularni bog’lovchi funksiyalar yarating

#include

#include

#include

#include

#include

using namespace std;

namespace mySpace

{

class Kalit{

string nomi, turi;

int yili, soni;

public:

friend void qidirish(mySpace::Kalit k[], int n);

friend void saralash(mySpace::Kalit k[], int n);

friend void ozgartirish(mySpace::Kalit k[], int n);

void set_malumot(string N, string T, int Y){

nomi=N;

turi=T;

yili=Y;

srand(time(NULL));

soni=rand()%20+5;

}

void get_malumot(){

cout << setw(15) << nomi << setw(15) << turi << setw(15) << yili << setw(15) << soni << endl;;

}

void cha(){

cout << setw(5) << "N" << setw(15) << "Nomi" << setw(15) << "Turi" << setw(15) << "Yili" << setw(15) << "Soni" << endl;

}

void qidirish(mySpace::Kalit k[], int n){

cout << "Qidirayotgan kalit nomini kiriting : ";

string s; cin >> s; bool bor=false;

cha();

for(int i=0; i

if(k[i].nomi.compare(s)==0){

int b=i;

bor=true;

cout << setw(5) << ++b;

k[i].get_malumot();

}

}

if(!bor){

cout << "Bunday nomdagi kalit topilmadi.\n";

}

}

void saralash(mySpace::Kalit k[], int n){

cout << "Nomi bo`yicha saralash holati.\n\n";

mySpace::Kalit templ;

for(int i=0; i

for(int j=0; j

if(k[i].nomi.compare(k[j].nomi)<0){

templ=k[i];

k[i]=k[j];

k[j]=templ;

}

}

}

cha();

int b=1;

for(int i=0; i

cout << setw(5) << b;

k[i].get_malumot();

b++;

}

}

void ozgartirish(mySpace::Kalit k[], int n){

int a;

cout << "Qaysi kalit malumotlarini o`zgartirishni hohlaysiz : ";

string s; cin >> s; bool bor=false;

for(int i=0; i

if(k[i].nomi.compare(s)==0){

bor=true;

cout << "1 : Harid qilish\n" << "2 : Sotish\n";

cin >> a;

switch(a){

case 1 :

{

int b=i;

k[i].soni++;

cha();

cout << setw(5) << ++b;

k[i].get_malumot();

cout << endl;

break;

}

case 2 : {

if(k[i].soni==0){

cout << "Bunday kalitdan qolmagan.\n";

} else{

int b=i;

k[i].soni--;

cha();

cout << setw(5) << ++b;

k[i].get_malumot();

cout << endl;

}

break;

}

default : cout << "Bunday amalni bajarib bo`lmaydi.\n";

}

}

}

if(!bor){

cout << "Bunday nomdagi kalit topilmadi.\n";

}

}

};

class Qulif{

string nomi, turi;

int yili, soni;

public:

friend void qidirish(mySpace::Qulif q[], int n);

friend void saralash(mySpace::Qulif q[], int n);

friend void ozgartirish(mySpace::Qulif q[], int n);

void set_malumot(string N, string T, int Y){

nomi=N;

turi=T;

yili=Y;

srand(time(0));

soni=rand()%20+5;

}

void get_malumot(){

cout << setw(15) << nomi << setw(15) << turi << setw(15) << yili << setw(15) << soni << endl;

}

void cha(){

cout << setw(5) << "N" << setw(15) << "Nomi" << setw(15) << "Turi" << setw(15) << "Yili" << setw(15) << "Soni" << endl;

}

void qidirish(mySpace::Qulif q[], int n){

cout << "Qidirayotgan qulif nomini kiriting : \n";

string s; cin >> s; bool bor=false;

for(int i=0; i

if(q[i].nomi.compare(s)==0){

bor=true;

int b=i;

cha();

cout << setw(5) << ++b;

q[i].get_malumot();

}

}

if(!bor){

cout << "Bunday nomdagi qulif topilmadi.\n";

}

}

void saralash(mySpace::Qulif q[], int n){

cout << "Nomi bo`yicha saralash holati.\n\n";

mySpace::Qulif templ;

for(int i=0; i

for(int j=0; j

if(q[i].nomi.compare(q[j].nomi)<0){

templ=q[i];

q[i]=q[j];

q[j]=templ;

}

}

}

cha();\

int b=1;

for(int i=0; i

cout << setw(5) << b;

q[i].get_malumot();

b++;

}

}

void ozgartirish(mySpace::Qulif q[], int n){

int a;

cout << "Qaysi qulif malumotlarini o`zgartirishni hohlaysiz.\n";

string s; cin >> s; bool bor=false;

for(int i=0; i

if(q[i].nomi.compare(s)==0){

bor=true;

cout << "1 : Harid qilish\n" << "2 : Sotish\n";

cin >> a;

switch(a){

case 1 : {

cha();

int b=i;

cout << setw(5) << ++b;

q[i].get_malumot();

break;

}

case 2 : {

if(q[i].soni==0){

cout << "Bu qulifdan boshqa qolmagan.\n";

} else {

int b=i;

cha();

cout << setw(5) << ++b;

q[i].get_malumot();

}

break;

}

default : cout << "Bunday amalni bajarib bo`lmaydi.\n";

}

}

}

if(!bor){

cout << "Bunday nomdagi qulif topilmadi.\n";

}

}

};

}

using namespace mySpace;

int main(){

string nomi[]={"cassl", "franch", "china", "coss"};

string turi[]={"po`lat", "temir", "qattiq metal", "sensrli"};

int yili[]={2005, 2003, 20010, 2018};

cout << setw(45) << "<>\n\n";

Kalit k[100];

Kalit ka;

ka.cha();

int t=1;

for(int i=0; i<4; i++){

k[i].set_malumot(nomi[i], turi[i], yili[i]);

cout << setw(5) << t;

k[i].get_malumot();

t++;

}

cout << endl;

ka.qidirish(k,4);

ka.saralash(k,4);

ka.ozgartirish(k,4);

cout << setw(45) << "<>\n\n";

Qulif q[100];

Qulif qa;

qa.cha();

int b=1;

for(int i=0; i<4; i++){

q[i].set_malumot(nomi[i], turi[i], yili[i]);

cout << setw(5) << b;

q[i].get_malumot();

b++;

}

cout << endl;

qa.qidirish(q,4);

qa.saralash(q,4);

qa.ozgartirish(q,4);

}

6. 
   Classlar o’rtasida vorislikni tashkil qilish.
   

Overriding va overloading bo’ladigan funksiyalarni yaratish

Kitob: nomi, sahifalar soni, narxi

Chop etilgan kitob: nomi, sahifalar soni, narxi, kitob muallifi, nashriyotga berilgan sanasi

Bugungi sana bilan kitobni nashriyotga berilganiga necha kun bo’lgan.

#include

#include

#include

#include

#include

using namespace std;

namespace mySpace

{

class Kitob

{

public:

string nomi;

int sah_soni;

int narxi;

};

class Chop_Et_Kitob : public Kitob{

public:

string mualifi;

int chop_yilli;

int chop_oyi;

int chop_kuni;

friend void disply(mySpace::Chop_Et_Kitob k[], int n);

friend void hisobla(mySpace::Chop_Et_Kitob k[],int n);

void set_malumot(string N, int S, int Na, string M, int Y,int O, int K){

nomi=N;

sah_soni=S;

narxi=Na;

mualifi=M;

chop_yilli=Y;

chop_oyi=O;

chop_kuni=K;

}

void ch(){

cout << setw(5) << "N" << setw(20) << "Nomi" << setw(20) << "Sahifalari soni" << setw(20) << "Narxi" << setw(20) << "Mualifi" << setw(27) << "chopetilgan sanasi";

}

void get_malumot()

{

cout << setw(20) << nomi << setw(20) << sah_soni << setw(20) << narxi << setw(20) << mualifi << setw(20) << chop_kuni << "." << chop_oyi << "." << chop_yilli;

}

void disply(mySpace::Chop_Et_Kitob k[], int n)

{

mySpace::Chop_Et_Kitob ka;

ka.ch(); cout << endl;

for(int i=0; i

int b=i;

cout << setw(5) << ++b;

k[i].get_malumot();

cout << endl;

}

}

void hisobla(mySpace::Chop_Et_Kitob k[],int n){

mySpace::Chop_Et_Kitob ka;

int x, y, z, day[n];

cout << "Bugingi sanani kiriting : ";

cin >> x >> y >> z;

ka.ch();

cout << setw(25) << "Kun" << endl;

for(int i=0; i

for(int j=k[i].chop_yilli; j

if(j%4==0){

day[i]+=366;

} else day[i]+=365;

}

}

for(int i=0; i

for(int j=k[i].chop_oyi; j

if(j%12==(1||3||5||7||10||12)){

day[i]+=31;

}

else if(j%12==(4||6||8||9||11)){

day[i]+=30;

} else if(j%12==2&&k[i].chop_yilli%4==0){

day[i]+=29;

} else day[i]+=28;

}

}

for(int i=0; i

day[i]+=k[i].chop_kuni;

day[i]-=x;

}

int b=1;

for(int i=0; i

cout << setw(5) << b;

k[i].get_malumot(); cout << setw(25) << day[i] << endl;

b++;

}

}

};

}

using namespace mySpace;

int main(){

string nomi[]={"Xamsa","Kimyo","Milliy G`oya","Geografiya","Ona tili"};

int sah_soni[]={32456,204,125,174,141};

int narxi[]={24500,23300,23100,12200,17600,};

string mualifi[]={"Navoiy", "Asqarov", "Nishonova", "Musayev", "Qodirov"};

int chop_yilli[]={2000,2004,2001, 2005, 2008};

int chop_oyi[]={5,2,6,9,7};

int chop_kuni[]={12,1,10,19,18};

Chop_Et_Kitob ch[100],cho;

cout << setw(55) <<"<<>>" << "\n\n";

for(int i=0; i<5; i++){

ch[i].set_malumot(nomi[i],sah_soni[i],narxi[i],mualifi[i],chop_yilli[i],chop_oyi[i],chop_kuni[i]);

}

cho.disply(ch,5);

cho.hisobla(ch,5); }

6.