text: #ifndef STDLIB_H
  #define STDLIB_H
  #include <stddef.h>
  #include <stdint.h>
  
  typedef struct
  {
      int quot;
      int rem;
  } div_t;
  
  typedef struct
  {
      long quot;
      long rem;
  } ldiv_t;
  
  typedef struct
  {
      long long quot;
      long long rem;
  } lldiv_t;
  
  div_t div(int numerator, int denominator);
  ldiv_t ldiv(long numerator, long denominator);
  lldiv_t lldiv(long long numerator, long long denominator);
  
  int abs(int j);
  long labs(long j);
  long long llabs(long long j);
  
  #ifdef __SSE__
  double strtod(const char *nptr, char **endptr);
  #endif
  
  long long strtoll(const char *nptr, char **endptr, int base);
  long strtol(const char *nptr, char **endptr, int base);
  
  #ifdef __SSE__
  double atof(const char *s);
  #endif
  long atoi(const char *s);
  
  #define RAND_MAX 32767
  int rand(void);
  void srand(uint32_t seed);
  
  void *malloc(size_t size);
  void free(void *ptr);
  void *realloc(void *ptr, size_t size);
  
  void exit(int status);
  #endif
  