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- #include <iostream>
- int main() {
- int a, b;
- std::cin >> a >> b;
- if (a > b) {
- int c = a;
- a = b;
- b = c;
- }
- if (a == 0 || b == 0) {
- std::cout << "Invalid input";
- }
- else {
- for (int i = a; i >= 1; i--) {
- if (a % i == 0 && b % i == 0) {
- std::cout << i << " ";
- }
- }
- }
- return 0;
- }
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