tema 30.10

/* VARIANTA 2 SUBIECTUL III EXERCITIUL 2 a+b */

#include <iostream>

using namespace std;

int nr(int a,int b)
{
    int i,c=0;
    if (a<=b)
    {for (i=a;i<b;i++)
    c++;
    }
    else
    {
    for (i=b;i<a;i++)
    c++;
    }
    return c;
}

int divizori(int a,int k)
{
    int c=0,i,m,x;

    for (i=1;i<=99;i++)
    if (a*i>9999)
    break;

    m=i;

    for (i=2;i<=m;i++)
    {
        x=nr(a,a*i);
        if (x%a==0)
            c++;
    }

    return c;
}

int main()
{
   cout<<" "<<divizori(2007,4);

 return 0;
}

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/* Numar rotund */

#include <iostream>

using namespace std;

int baza(int n)
{
    int nr=0;
    while (n)
    {
        nr=nr*10+n%2;
        n=n/2;
    }
    return nr;
}

void rezolva()
{
    int unu=0,zero=0,cop,n;
    cout<<"n= ";cin>>n;
    cop=baza(n);
    while (cop)
    {
        if (cop%10==0)
            zero++;
        else
            unu++;
        cop=cop/10;
    }
    if (zero==unu)
        cout<<n<<" este numar rotund. ";
    else
        cout<<n<<" nu este numar rotund. ";

        cout<<'\n'<<"Numarul "<<n<<" in baza 2 este "<<baza(n)<<". ";
}

int main()
{
    rezolva();
    return 0;
}

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