#ifndef TYPES_H                                                                           
#define TYPES_H                                                                 
                                                                                
typedef char int8_t;                                                            
typedef unsigned char uint8_t;                                                  
                                                                                
typedef short int16_t;                                                          
typedef unsigned short uint16_t;                                                
                                                                                
                                                                                
typedef int int32_t;                                                            
typedef unsigned int uint32_t;                                                  
                                                                                
typedef long long int int64_t;                                                  
typedef unsigned long long int uint64_t;                                        
#endif