1 Laboratoriya ishi topshiriqlari Topshiriq №1

1 - Laboratoriya ishi topshiriqlari

Topshiriq №1
1. Ro’yxatdagi eng kichik elementini toping.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n;

cout << "Ro'yhatdagi elementlar soni: "; cin >> n;

list a;

list ::iterator min;

for (int j = 1; j <= n; j++) {

a.push_back(rand()%10-5); }

min = a.begin();

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

if (*min > *i)

*min = *i; }

cout << "\nmin=" <<*min;

_getwch();

return 0; }

2. Ro’yxat berilgan ekrandan kirtilgan sondan qiymati katta elementlarni toping.

#include

#include

#include

using namespace std;

int main() {

srand(time(0));

int n, x;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand()%50-20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " "; }

cout << "\nSon kiriting: "; cin >> x;

for (auto i = a.begin(); i != a.end(); i++) {

if(x<*i) cout << *i << " "; }

_getwch();

return 0;}

3. Ro’yxatdagi eng katta elementini aniqlang.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n;

cout << "Ro'yhatdagi elementlar soni: "; cin >> n;

list a;

list ::iterator max;

for (int j = 1; j <= n; j++) {

a.push_back(rand() % 10 - 5); }

max = a.begin();

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

if (*max < *i)

*max = *i; }

cout << "\nmax=" << *max;

_getwch();

return 0; }

4. Ro’yxat berilgan ekrandan kirtilgan sondan qiymati kichik elementlarni toping.

#include

#include

#include

using namespace std;

int main() {

srand(time(0));

int n, x;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << "\nSon kiriting: "; cin >> x;

for (auto i = a.begin(); i != a.end(); i++) {

if (x>*i)

cout << *i << " ";

}

_getwch();

return 0;

}

5. Ro’yxat berilgan ekrandan kirtilgan sonning toq qiymatdagi elementlarini ekranga chiqaring.

#include

#include

#include

using namespace std;

int main() {

srand(time(0));

int n,j=0;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

for (auto i = a.begin(); i != a.end(); i++) {

if( j % 2 == 0 )

cout << *i << " ";

j++;

}

_getwch();

return 0;}
6. Ro‘yxatning ikkinchi elementiga ko‘rsatkich qaytaruvchi funksiya yozing.
#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n, x;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;
for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}
for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

auto nx = next(a.begin(), 1);

cout << *nx << '\n';

_getwch();

return 0;

}

7. Ro’yxat berilgan uning juft qiymatdagi elementlarini ekranga chiqaring.

#include

#include

#include

using namespace std;

int main() {

srand(time(0));

int n, j = 0;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

for (auto i = a.begin(); i != a.end(); i++) {

if (j % 2 != 0)

cout << *i << " ";

j++;

}

_getwch();

return 0;}

8.Ro‘yxatdagi oxirgi elementga ko‘rsatkich qaytaruvchi funksiya yozing.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n, x;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

auto nx = next(a.end(), -1);

cout << *nx << '\n';

_getwch();

return 0;}

9. Ro’yxat berilgan ekrandan kiritilgan so’zga teng bo’lgan elementi bor yo’qligini aniqlang.

#include

#include

#include

using namespace std;
int main() {

int n;

cout << "Ro'yhat elementlari soni: "; cin >> n;
list a;

string k,l;

for (int i = 1; i <= n; i++) {

cin >> k;

a.push_back(k);

}

cout << "Qidirayotgan so'z kiriting: "; cin >> l;

for (auto i = a.begin(); i != a.end(); i++) {

if (*i == l)

cout << "Bor";

}

_getwch();

return 0;

}

10. Birinchi elementni har qanday turdagi elementlari uchun ro‘yxatdan olib tashlaydigan funksiyani yozing.

#include

#include

#include

using namespace std;
int main() {

srand(time(NULL));

int n, x;
cout << "Ro'yhat elementlari soni: "; cin >> n;
list a;
for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}
for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

auto nx = next(a.begin(), 0);

a.remove(*nx);

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

_getwch();

return 0;

}

11. Barcha ro‘yxat elementlarini ekranga chop etuvchi funksiyani yozing.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20); }

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " "; }

_getwch();

return 0;}

12. Ro’yxat berilgan ekrandan kiritilgan songa teng bo’lgan elementlarni toping.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n,x;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20); }

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " "; }

cout << "\nSon kiriting: "; cin >> x;

for (auto i = a.begin(); i != a.end(); i++) {

if (x == *i)

cout << *i << " "; }

_getwch();

return 0;}

13. Ro‘yxatning nusxasini qurish, lekin teskari tartibda.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n, x;

cout << "Ro'yhat elementlari soni: "; cin >> n;

list a, b;

for (int j = 0; j < n; j++) {

a.push_back(rand() % 50 - 20);

}

cout << "Birinchi ro'yhat: ";

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

b.push_front(*i);

}

cout << "\nIkkinchi ro'yhat: ";

for (auto i = b.begin(); i != b.end(); i++) {

cout << *i << " ";

}

_getwch();

return 0; }

14.VECTOR hosil qiling elementlarini kamayish tartibida saralang.

#include

#include

#include

#include

#include
using namespace std;

int main() {

srand(time(NULL));
int n;

cout << "Vector elementlari soni: "; cin >> n;

vector a;
for (int i = 0; i < n; i++) {

a.push_back(rand() % 50 - 20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

sort(a.begin(), a.end(), greater ());

cout << endl;

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

_getwch();

return 0;

}

15.VECTOR hosil qiling elementlarini o’sish tartibida saralang.

#include

#include

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

int n;

cout << "Vector elementlari soni: "; cin >> n;

vector a;
for (int i = 0; i < n; i++) {

a.push_back(rand() % 50 - 20);

}

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

sort(a.begin(), a.end());

cout << endl;

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

_getwch();

return 0;

}

16.VECTOR elementlaridan birinchi uchragan manfiy elementini chop qiling.

#include

#include

#include
using namespace std;

int main() {

srand(time(NULL));

vector a;

int n,k=1;

cout << "Vector elementlari soni: "; cin >> n;

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

a.push_back(rand() % 50 - 20);

}
for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

for (auto i = a.begin(); i != a.end(); i++) {

if (*i < 0 && k == 1) {

cout << *i << " ";

k++; } }

_getwch();

return 0; }

17. VECTOR hosil qiling va uning tub elementlarini yig’indisini toping.

#include

#include

#include

using namespace std;
int main() {

srand(time(NULL));

vector a;

int n, k = 1, s = 0;

cout << "Vector elementlari soni: "; cin >> n;
for (int i = 0; i < n; i++) {

a.push_back(rand() % 50 );

}
for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

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

k = 1;

for (int j = 1; j <= a.at(i); j++) {

if (a.at(i) % j == 0)

k++;

}

if (k == 3) {

s += a.at(i);

}

}

cout << s;

_getwch();

return 0;}

18.VECTOR hosil qiling va uning toq qiymatdagi elementlarini yig’indisini toping

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

vector a;

int n, k = 1, s = 0;

cout << "Vector elementlari soni: "; cin >> n;

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

a.push_back(rand() % 50);

}
for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

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

if (a.at(i) % 2 != 0) {

s += a.at(i);

}

}

cout << s;

_getwch();

return 0;}

19. VECTOR hosil qiling va uning mukammal son bo’lgan i elementlarini ko’paytmasini toping.

#include

#include

#include

using namespace std;

int main() {

srand(time(NULL));

vector a;

int n, k = 1, s = 0, s1 = 1;

cout << "Vector elementlari soni: "; cin >> n;

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

a.push_back(rand() % 50); }

for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " "; }

cout << endl;

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

s = 0;

for (int j = 1; j < a.at(i); j++) {

if (a.at(i) % j == 0) {

s += j; } }

if (s == a.at(i)) {

cout << a.at(i) << " ";

s1 *= a.at(i); }

}

cout << endl;

cout << s1;

_getwch();

return 0;

}

20. VECTOR hosil qiling va 7 ga karrali elementlar sonini uning yig’indisiga nisbati topilsin.

#include

#include

#include

using namespace std;
int main() {

srand(time(NULL));

vector a;
int n, k = 0, s = 0;

cout << "Vector elementlari soni: "; cin >> n;

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

a.push_back(rand() % 50);

}
for (auto i = a.begin(); i != a.end(); i++) {

cout << *i << " ";

}

cout << endl;

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

if (a.at(i) % 7 == 0) {

s += a.at(i);

k++;

}

}

cout << float(s) / k;

_getwch();

return 0;

}