#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>

int main(int argc, char** argv)
{
   char input_buffer[16];
   uint32_t comparisonValue;
   size_t bytesRead;
   bytesRead=read(STDIN_FILENO,input_buffer, sizeof(input_buffer));
   if (bytesRead < 0) exit(-1);
   comparisonValue=*(uint32_t*)input_buffer;
   comparisonValue=comparisonValue^0xff112233;
   if (comparisonValue==0x66554493){
    printf("First value\n");
   }
   else{
     if (comparisonValue==0x84444415) printf("Second value\n");
   }
   return 0;
}