#include <cstdlib>
#include <iostream>


int main()
{
  char arr[3][3] = 
  {
    "AB", 
    "FF", 
    "DD",
  };
  int a = std::strtol(arr[0], 0, 16);
  int b = std::strtol(arr[1], 0, 16);
  int c = std::strtol(arr[2], 0, 16);
  
  std::cout << "a: " << a << '\n';
  std::cout << "b: " << b << '\n';
  std::cout << "c: " << c << '\n';
}