Java tili sintaksisi, uning leksik asosi va tarkibiy tuzilishi. O’zgarmaslar, Ifodalardagi amallar doir topshiriqlar

Java dasturini o’rnatish va uning imkoniyatlari.Java tili sintaksisi, uning leksik asosi va tarkibiy tuzilishi. O’zgarmaslar, Ifodalardagi amallar doir topshiriqlar
1.Ikkita haqiqiy a va b sonlari berilgan bo´lsin. Ularning yig‘indisi, ayirmasi va ko‘paytmasini toping.

Kirivchi malumot	Chiquvchi malumot
1 2	Yig’indi: 3 Ayirma : -1

package pack1;

import java.util.Scanner;

public class Misol2 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double a, b;

a = sc.nextDouble();

b = sc.nextDouble();

System.out.println(a + b);

System.out.println(a - b);

System.out.println(a * b);

}

}

2. Ikkita haqiqiy a va b sonlari berilgan bo´lsin. Ularning o’rta arifmetig toping.

Kirivchi malumot	Chiquvchi malumot
6 4	Natija : 5

package pack1;

import java.util.Scanner;

public class Misol2 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double a, b;

a = sc.nextDouble();

b = sc.nextDouble();

System.out.println((a + b) / 2);

}

}

3. Ikkita haqiqiy a va b musbat sonlari berilgan bo´lsin. Ularning o’rta garmonik qiymatini toping.

Kirivchi malumot	Chiquvchi malumot
2 4	Natija : 2.6666

package pack1;

import java.util.Scanner;

public class Misol3 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double a, b, h;

a = sc.nextDouble();

b = sc.nextDouble();

h=1./2*(1./(a)+1./(b));

System.out.println(h);

}

}

4.Tomonlari a va b haqiqiy musbat sonlar bo’lgan to’g’ri to’rtburchakning yuzini toping.

Kirivchi malumot	Chiquvchi malumot
6 2	Natija: 12

package pack1;

import java.util.Scanner;

public class Misol4 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double a, b, s;

a = sc.nextDouble();

b = sc.nextDouble();

s = a * b;

System.out.println(s);

}

}

5. ^{Koordinatalari (x}₁^{, y}₁^{) va (x}₂^{, y}₂^{) bo‘lgan ikki nuqta orasidagi masofani toping.}

Kirivchi malumot	Chiquvchi malumot
0 0 1 1	Natija: 1.4142

package pack1;

import java.util.Scanner;

public class Misol5 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double x1, x2, y1, y2, d;

x1 = sc.nextDouble();

x2 = sc.nextDouble();

y1 = sc.nextDouble();

y2 = sc.nextDouble();

d = Math.sqrt(Math.pow((x2 - x1), 2) + Math.pow((y2 - y1), 2));

System.out.println(d);

}

}

6. Uchburchak uchlarining koordinatalari orqali berilgan bo‘lsin. Uning

perimetri va yuzini toping.

Kirivchi malumot	Chiquvchi malumot
0 0 1 0 1 1	Perimetri : 3.4142 Yuzi : 0.5

package pack1;

import java.util.Scanner;

public class Misol6 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double x1, x2, y1, y2, x3, y3, d1, d2, d3 , P , S ;

x1 = sc.nextDouble();

x2 = sc.nextDouble();

x3 = sc.nextDouble();

y1 = sc.nextDouble();

y2 = sc.nextDouble();

y3 = sc.nextDouble();

d1 = Math.sqrt(Math.pow((x2 - x1), 2) + Math.pow((y2 - y1), 2));

d2 = Math.sqrt(Math.pow((x3 - x2), 2) + Math.pow((y3 - y2), 2));

d3 = Math.sqrt(Math.pow((x3 - x1), 2) + Math.pow((y3 - y1), 2));

P = d1 + d2 + d3;

S = Math.sqrt((P / 2 - d1) * (P / 2 - d2) * (P / 2 - d3) * P / 2);

System.out.println("Perimetri=" + P + " " + "Yuzasi=" + S);

}

}

7.To’g’ri burchakli uchburchakning katetlari a va b haqiqiy musbat sonlardan tashkil topgan. Berilgan uchburchakning gipotenuzasini toping.

Kirivchi malumot	Chiquvchi malumot
0 0 1 1	Natija: 1.4142

package pack1;

import java.util.Scanner;

public class Misol7 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double x1, x2, y1, y2, c;

x1 = sc.nextDouble();

x2 = sc.nextDouble();

y1 = sc.nextDouble();

y2 = sc.nextDouble();

c = Math.sqrt(Math.pow((x2 - x1), 2) + Math.pow((y2 - y1), 2));

System.out.println("Kateti=" + c);

}

}

8. Uchta haqiqiy a va b va c sonlari berilgan bo´lsin. Ularning qiymatlarini almashtiring.

Kirivchi malumot	Chiquvchi malumot
5 6 9	Natija : 6 9 5

package pack1;

import java.util.Scanner;

public class Misol8 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double a, b, c, t;

a = sc.nextDouble();

b = sc.nextDouble();

c = sc.nextDouble();

t = a;

a = b;

b = c;

c = t;

System.out.println(a + " " + b + " " + c);

}

}

9.Tomoni a ga teng bo’lgan kvadratning yuzini va perimetrini toping.

Kirivchi malumot	Chiquvchi malumot
6	Yuzi: 36 Perimetri: 24

package pack1;

import java.util.Scanner;
public class Misol9 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, s = 1, p = 1;

a = sc.nextInt();

s = a * a;

p = 4 * a;

System.out.println("Yuzasi=" + s + " " + "Perimetri=" + p);

}

}

10.y = kx + b funksiyaning qiymatini hisoblang.Bu yerda k,x va b haqiqiy sonlar. a haqiqiy son.

Kirivchi malumot	Chiquvchi malumot
6 1 5	Natija : 11

package pack1;

import java.util.Scanner;
public class Misol10 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

double y, a, b, x;

a = sc.nextDouble();

b = sc.nextDouble();

x = sc.nextDouble();

y = a * x + b;

System.out.println(y);

}

}

11. Tomonlari a va b haqiqiy musbat sonlar bo’lgan to’g’ri to’rtburchakning perimetrini toping.

Kirivchi malumot	Chiquvchi malumot
6 1	Perimetr: 14

package pack1;

import java.util.Scanner;
public class Misol11 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, b, s = 0;

a = sc.nextInt();

b = sc.nextInt();

p = a + b;

System.out.println(p);
}

}
12. Tomoni a haqiqiy soniga teng bo’lgan muntazam uchburchakning perimetrini toping.

Kirivchi malumot	Chiquvchi malumot
6	Perimetr: 18

package pack1;

import java.util.Scanner;
public class Misol12 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, p = 0;

a = sc.nextInt();

p = a + a + a;

System.out.println(p);

}

}

13.To’g’ri burchakli parallelopipedning tomonlari mos ravishda a,b va c haqiqiy sonlarga teng.Uning hajmini toping.

Kirivchi malumot	Chiquvchi malumot
8 4 6	Natija : 192

package pack1;

import java.util.Scanner;
public class Misol13 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);

int a, b, c, v = 1;

a = sc.nextInt();

b = sc.nextInt();

c = sc.nextInt();
v = a * b * c;

System.out.println(v);

}

}
14. To’g’ri burchakli parallelopipedning tomonlari mos ravishda a,b va c haqiqiy sonlarga teng.Uning perimetrini toping.

Kirivchi malumot	Chiquvchi malumot
8 4 6	Perimetr: 72

package pack1;

import java.util.Scanner;
public class Misol14 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);

int a, b, c, p = 0;

a = sc.nextInt();

b = sc.nextInt();

c = sc.nextInt();
p = 4 * a + 4 * b + 4 * c;

System.out.println(p);

}

}
15. To’g’ri burchakli parallelopipedning tomonlari mos ravishda a,b va c haqiqiy sonlarga teng.Uning to’la yuzasini toping.

Kirivchi malumot	Chiquvchi malumot
8 4 6	To’la uzi 208

package pack1;

import java.util.Scanner;
public class Misol15 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, b, c, s = 1;

a = sc.nextInt();

b = sc.nextInt();

c = sc.nextInt();

s = 2 * (a * b + b * c + a * c);

System.out.println(s);

}

}
16.Radiusi r haqiqiy soniga teng bo’lgan aylananing uzunligini hisoblang.

Kirivchi malumot	Chiquvchi malumot
6.0	Natija: 37.68

package pack1;

import java.util.Scanner;
public class Misol16 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int r;

double l;

r = sc.nextInt();
l = Math.PI * r;

System.out.println(l);

}

}

17.Radiusi r haqiqiy soniga teng bo’lgan doiraning yuzini hisoblang.

Kirivchi malumot	Chiquvchi malumot
6.0	Natija: 113.04

package pack1;

import java.util.Scanner;
public class Misol17 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int r;

double s;

r = sc.nextInt();
s = Math.PI * r * r;

System.out.println(s);

}

}
18.Tomoni a haqiqiy soniga teng bo’lgan muntazam uchburchakning yuzasini toping.

Kirivchi malumot	Chiquvchi malumot
6.0	Natija: 15.58

package pack1;

import java.util.Scanner;
public class Misol18 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a;

double s;

a = sc.nextInt();
s = Math.sqrt(3) * a * a / 4;

System.out.println(s);

}

}

19. y = kx + b funksiyadan b ning qiymqtini toping.Bu yerda y,k va x haqiqiy sonlar.

Kirivchi malumot	Chiquvchi malumot
6 2 3	Natija : 0

package pack1;

import java.util.Scanner;
public class Misol19 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int k, x, y;

double b;

k = sc.nextInt();

x = sc.nextInt();

y = sc.nextInt();

b = y - k * x;

System.out.println(b);
}

}
20. Haqiqiy a ,b, c , d va f sonlari berilgan bo´lsin. Ularning qiymatlarini mos ravishda almashtiring.

Kirivchi malumot	Chiquvchi malumot
6 5 9 1 3	5 9 1 3 6

package pack1;

import java.util.Scanner;
public class Misol20 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, b, c, d, f, t;
a = sc.nextInt();

b = sc.nextInt();

c = sc.nextInt();

d = sc.nextInt();

f = sc.nextInt();

t = a;

a = b;

b = c;

c = d;

d = a;

System.out.println(a + " " + b + " " + c + " " + d + " " + f);
}

}

21.Tomonlari a va b ga balandligi esa h ga teng bo’lgan trapetsiyaning yuzini toping.

Kirivchi malumot	Chiquvchi malumot
6 2 2	6

package pack1;

import java.util.Scanner;

public class Misol21 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a,b,h;

double s;

a = sc.nextInt();

b = sc.nextInt();

h = sc.nextInt();

s=(a+b)*h/2;

System.out.println(s);

}

}
22.Tomoni a haqiqiy soniga teng bo’lgan muntazam oltiburchakning yuzasini toping.

Kirivchi malumot	Chiquvchi malumot
6 2 2	6

package pack1;

import java.util.Scanner;
public class Misol22 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a;

double s;

a = sc.nextInt();
s = Math.sqrt(3) * a * a / 2;

System.out.println(s);

}

}
23.Tomonlari m , n , k va l ga teng bo’lgan ko’pburchakning perimetrini toping.

Kirivchi malumot	Chiquvchi malumot
6 2 2	6

package pack1;

import java.util.Scanner;
public class Misol23 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int m, n, k, l, p;
m = sc.nextInt();

n = sc.nextInt();

k = sc.nextInt();

l = sc.nextInt();

p = m + n + k + l;

System.out.println("Perimetri=" + p);

}

}
24.Parallelopipedning tomonlari a,b,c berilgan. Uning hajmi va to’la sirtini toping.

package pack1;
import java.util.Scanner;
public class Misol24 {
public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, b, c, s, p;

a = sc.nextInt();

b = sc.nextInt();

c = sc.nextInt();

p = 4 * (a + b + c);

s = 2 * (a * b + b * c + a * c);

System.out.println("Perimetri=" + p + "Yuzasi" + s);
}

}
25.Ikkita bir xil ishorali a va b sonlari berilgan. Ularning o’rta geometrigini toping.

package pack1;

import java.util.Scanner;

public class Misol25 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int a, b, s;

a = sc.nextInt();

b = sc.nextInt();

s = (a + b) / 2;

System.out.println(s);

}

}