peti

#include <iostream>
#include <ctime>
#include <cstdlib>
using namespace std;

int main() {
    int A = 0, B = 0;
    srand(time(NULL));
    do {
        cout << "Upisite A: \n";
        cin >> A;
        cout << "Upisite B: \n";
        cin >> B;
    }while(A < 1  || B < 1);

    bool pronadjen = false;
    bool prost = false;
    int randBroj = 0;
    while(!pronadjen) {
        prost = true;
        randBroj = rand() % B + A;
        for(int i = 2; i < randBroj; ++i)
            if(randBroj % i == 0) {
                prost = false;
                break;
            }
        if(prost)
            pronadjen = true;
    }
    cout << randBroj << endl;


    return 0;
}