coder:3

#include <iostream>
#include <cstring>
#include <cstdio>

using namespace std;

int main (int argc, char **argv) {

  if (argv[1] != NULL) {
    if (strcmp(argv[1], "encode") == 0) {
    cout << "Encode mode enabled!" << endl;
    } else {
    if (strcmp(argv[1], "decode") == 0) {
        cout << "Decode mode enabled!" << endl;
        } else {
        cout << "You shall not pass! What the " << argv[1] << "????" << endl;
        }
    }
  } else {
    cout << "What do you mean by saying it..?" << endl;
  }


  return 0;
}