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

int equal_string(const char *s1, const char *s2) {
  return (strcmp(s1, s2) == 0 ? 1 : 0);
}

int equal_char(char c1, char c2) {
  return (c1 == c2 ? 1 : 0);
}

void print_string(const char *s) {
  printf("%s", s);
}

void print_int(int64_t n) {
  printf("%ld", n);
}

void observe_int(int64_t n) {
  print_int(n);
}

intptr_t *allocate_block(int64_t n) {
  return (intptr_t *)malloc(n * sizeof(int64_t));
}

intptr_t read_block(intptr_t *block, int64_t n) {
  return block[n];
}

int64_t write_block(intptr_t *block, int64_t n, intptr_t v) {
  block[n] = v;
  return 0;
}

void add_eight_int(int64_t x1, int64_t x2, int64_t x3, int64_t x4, int64_t x5,
                   int64_t x6, int64_t x7, int64_t x8) {
  return observe_int(x1 + x2 + x3 + x4 + x5 + x6 + x7 + x8);
}