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- #include <iostream>
- #include <string>
- using namespace std;
- int main()
- {
- int broj;
- cout << "Unesi prirodni broj: ";
- cin >> broj;
- while (broj < 1) {
- cout << "Unesi ponovno: ";
- cin.ignore();
- cin >> broj;
- }
- string s = to_string(broj);
- int umnozak = 1;
- for (int i = 0; i < s.size(); i++)
- {
- int znamenka = (int)s[i]-48;
- umnozak *= znamenka;
- }
- cout << umnozak << endl;
- }
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