// Copyright 2022 Jeisson Hidalgo
#include <stdio.h>

int main(void) {
  char character = '\0';
  long number = 0;
  // Read one character at a time
  while (scanf("%c%ld ", &character, &number) == 2) {
    // Print that character
    printf("%c", character);
    fprintf(stderr, "%ld\n", number);
  }
  
  return 0;
}