/*

        EXERCITIUL NUMARUL 2
#include <iostream>
using namespace std;

int oglinda(int x)
{
    int aux=0;
    while(x){
        aux=aux*10+x%10;
        x/=10;

    }
    return aux;
}

int main()
{
    cout<<oglinda(1234);

   return 0;
}

         EXERCITIUL NUMARUL 3
#include <iostream>
using namespace std;

int maxim(int x)
{
    int V[15],n=0, ok, aux, nr=0;

    while(x){
        V[++n]=x%10;
        x/=10;
    }

    do{
        ok=1;
        for(int i=1;i<n;i++)
            if(V[i]<V[i+1]){
                aux=V[i];
                V[i]=V[i+1];
                V[i+1]=aux;
                ok=0;
            }
    }while(!ok);

     for(int i=1;i<=n;i++)
        nr=nr*10+V[i];

     return nr;
}

int main()
{
    cout<<maxim(93678);

   return 0;
}

         EXERCITIUL NUMARUL 4
#include <iostream>
#include <math.h>
using namespace std;

int concat(int a, int b)
{
    int c1=0, aux, nr;


    aux=b;
    while(aux){
        c1++;
        aux/=10;
    }


    nr=a*pow(10, c1)+b;

    return nr;
}

int main()
{
    cout<<concat(123, 321);

   return 0;
}

         EXERCITIUL NUMARUL 5
#include <iostream>
using namespace std;

int nr_prim(int a)
{
    int i,ok=1;

    for(i=2;i*i<=a&&ok==1;i++)
        if(a%i==0)
            ok=0;

    return ok;
}

int main()
{
    if(nr_prim(123))
        cout<<"Numarul este prim!";
    else
        cout<<"Numarul nu este prim!";


   return 0;
}

         EXERCITIUL NUMARUL 6
#include <iostream>
using namespace std;

int s_div(int a)
{
    int i,s=0;
    for(i=2;i<=a;i++)
        if(a%i==0)
            s+=i;

    return s;
}

int main()
{
    cout<<s_div(10);

    return 0;
}
         EXERCITIUL NUMARUL 7

#include <iostream>
using namespace std;

int nr_zero(int a)
{
    int c=0;

    while(a){
        if(a%10 == 0)
            c++;
        a/=10;
    }

    return c;
}

int main()
{
    cout<<nr_zero(10293010);

    return 0;
}
         EXERCITIUL NUMARUL 8

#include <iostream>
using namespace std;

void ulc_para(int a)
{
    int gasit=0;

    while(a && !gasit){
        if((a%10)%2 == 0)
            gasit=1;
        else
            a/=10;
    }

    if(gasit)
        cout<<"Ultima cifra para este: "<<a%10;
    else
        cout<<"Nu exista numere pare!";
}

int main()
{
    ulc_para(11111);

    return 0;
}


         EXERCITIUL NUMARUL 9

*/