2. #include <iostream>
using namespace std;
int main()
{
int n, i=5;
cin>>n;
while(i<=n)
{
cout<<i<<" ";
i=i+10;
/*se pleaca de la 5 si se merge din 10 in 10 pentru ca nu are rost sa luam fiecare numar la rand si sa verificam
daca are ultima cifra 5*/
}
return 0;
}
3. #include <iostream>
using namespace std;
int main()
{
int n, i=7, k=1;
cin>>n;
while(i*k<=n)
{
cout<<i*k<<" ";
k++;
}
return 0;
}
4. #include <iostream>
using namespace std;
int main()
{
int n, i=100;
cin>>n;
while(i<=n)
{
if(i/10%10==0)
cout<<i<<" ";
i=i+10;
}
return 0;
}
