#include <iostream>
#include <limits>
int main() {
int n;
std::cout << "Enter the number of elements: ";
std::cin >> n;
if (n < 2) {
std::cout << "At least two elements are required.";
return 1;
}
int smallest, secondSmallest;
int input;
std::cout << "Enter element 1: ";
std::cin >> smallest;
std::cout << "Enter element 2: ";
std::cin >> secondSmallest;
if (secondSmallest < smallest) {
std::swap(smallest, secondSmallest);
}
for (int i = 3; i <= n; ++i) {
std::cout << "Enter element " << i << ": ";
std::cin >> input;
if (input < smallest) {
secondSmallest = smallest;
smallest = input;
} else if (input < secondSmallest && input != smallest) {
secondSmallest = input;
}
}
std::cout << "The second smallest element is: " << secondSmallest;
return 0;
}