Zad 2.3

#include <iostream>
#include <cstdlib>
#include <ctime>

using namespace std;

void srand ()
{
    srand(time(NULL));
    int s=0;
    for (int i=0; i<100; i++)
    {
        s=s+(10+rand()%(20-10+1));
    }
    cout << s <<endl;
}

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