* run this program using the console pauser or add your own getch, system("pause") or input loop

20. 1.variant
#include
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
using namespace std;
int main(int argc, char** argv) {
int a,b,c;
cout<<"a = "; cin>>a;
cout<<"b = "; cin>>b;
cout<<"c = "; cin>>c;
if (a%3==0){
cout<<"a soni 3 ga bolinadi"<}
else {
cout<<"a soni 3 ga bolinmaydi"<}
if (b%3==0){
cout<<"b soni 3ga bolonadi"<}else {
cout<<"b soni 3 ga bolinmaydi"<}
if (c%3==0){
cout<<"c soni 3 ga bolinadi"<}else {
cout<<"c soni 3 ga bolinmaydi"<}
return 0;
}

20.2. variant
int x,a,b,d,c;
cout<<"3 xonali son kiriting : "; cin>>x;
a=x/100;
b=x%10;
d=x/10%10;
c=a+b*100+d*10;
if (x>=100&&x<1000){
cout<<"natija : "<}
else {
cout<<"iltimos 3 xonali son kiriting";
}

2 0.3.variant

#include
#include

using namespace std;

int main()
{
float z[11] = {0.1,7.5,1.1,0.26, 0.13, 14, 2.5, 8, 0.75, 0.01, 3.4};
float y[11];
for(int i = 0; i < 11; i ++){
y[i] = z[i] / log(z[i]);
}
for(int i = 0; i < 11; i ++){
cout << y[i] << " ";
}
return 0;
}