// You may only use fgets() to pull input from stdin
// You may use any print function to stdout to print 
// out chat messages
#include <stdio.h>

// You may use memory allocators and helper functions 
// (e.g., rand()).  You may not use system().
#include <stdlib.h>

#include <inttypes.h>
#include <time.h>
#include <stdbool.h>

#ifndef UTIL_H_
#define UTIL_H_

#define SEC_RANGE 1024
#define ALIGN 128

#define ADDR_PTR uint64_t 
#define CYCLES uint32_t

CYCLES measure_one_block_access_time(ADDR_PTR addr);

void clflush(ADDR_PTR addr);

char *allocate_shared_buffer();
void deallocate_shared_buffer(char *buf);

#endif