lame

#include <stdio.h>

#define SIZE 100000001
#define LENGTH 21

struct record
{
   char data[LENGTH];
};

int main()
{
   record base;//[SIZE];

   char operation;
   long long int key;

   while (scanf("%c", &operation) != EOF)
   {
      printf("%c\n", operation);
   }

   return 0;
}