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botirjon
botirjon

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c++ da 5-dars

c++dagi = shu belgi yani tenglik.Bu tenglik matematikadagi tenglikda juda katta farq qiladi.Yani matematikda

1+2=3
shunnday bo'ladi.
c++da = tenglik ning ishlatish uchun ham alohida kutib hona mavjud.
Bu kutib hone esa.

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cpp

include

c++ da esa unday emas, c++ dagi tenglik.

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cpp
a=a-3;
shunday

Yuqoridagi holat a ning qiymatini o'zgatildi.A ning qiymati  qqayerda keldi degan savol tug'ilishi mukin, a ning qiymati albatda boshida beriladi

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cpp
int a =10;
a = a-3;

Natija:

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cpp
a = 7;

Nega a ning qiymati yetiga teng bo'lib? Agarda a dan son = belgini qo'yilsa va biror bir matematik amal bajarilsa a ning qiymati o'zgaradi.
Agarda a dan song = bu belgi bo'lmasa a ning qiymati o'zgarmaydi.

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cpp

include

include

using namespace std;
int main() {
int a =10;
a = a+3;
a = a*2;
cout << a+5 << endl ;
a= a-10;
cout << a;
return 0;
}

Natiga:

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cpp
31
16



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