#include<iostream>

const char endOfCharArray = '\0';

int main(int argc, char** argv) {
  using namespace std;
  int ret = 0;
  if (argc < 2) {
    cerr << "error: no arguments on cmd line" << endl;
    ret = 1;
  } else {
    for(int i = 0; i < argc; i++) {
      while(*(argv[i]) != endOfCharArray) {
        cout << *(argv[i]);
        argv[i]++;
      }
      cout << endl;
    }
  }
  return ret;
}