#include <iostream>

int main() {
  std::cout << "Enter a number: \n";

  int n;
  std::cin >> n;

  int m;

  std::cout << "Enter another number: \n";

  std::cin >> m;

  std::cout << "Diff: " << n - m << "; Sum: " << n + m << '\n';

  return 0;
}