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- /*Найти, на сколько нулей оканчивается n! = 1 * 2 * 3 * … * n.
- n ≤ 1000.*/
- #include<iostream>
- using namespace std;
- int main() {
- int num;
- cin >> num;
- int div = 10;
- int temp = 0;
- while (num / div != 0) {
- temp += num / div;
- div *= 10;
- }
- cout << temp;
- return 0;
- }
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