Fill string buffers.

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

#define STR_LEN 255
#define STR_CT 20

static
char const * samples[STR_CT] = {
  "This is string number:  1",
  "This is string number:  2",
  "This is string number:  3",
  "This is string number:  4",
  "This is string number:  5",
  "This is string number:  6",
  "This is string number:  7",
  "This is string number:  8",
  "This is string number:  9",
  "This is string number: 10",
  "This is string number: 11",
  "This is string number: 12",
  "This is string number: 13",
  "This is string number: 14",
  "This is string number: 15",
  "This is string number: 16",
  "This is string number: 17",
  "This is string number: 18",
  "This is string number: 19",
  "This is string number: 20",
};

void load(size_t sz, char * strings);
void show(size_t sz, char const * strings);

/*
 *  MARK: main()
 */
int main(int argc, char const * argv[]) {
  char * strings = malloc(STR_LEN * STR_CT * sizeof(char));
  if (strings != NULL) {
    load(STR_CT, strings);
    show(STR_CT, strings);
    free(strings);
  }
  else {
    fprintf(stderr, "Unable to allocate working storage\n");
  }

  return 0;
}

/*
 *  MARK: load()
 */
void load(size_t sz, char * strings) {
  char * string = strings;
  for (size_t s_ = 0ul; s_ < sz; ++s_) {
    sprintf(string, "%s", samples[s_]);
    string += STR_LEN;
  }
}

/*
 *  MARK: show()
 */
void show(size_t sz, char const * strings) {
  char const * string = strings;
  for (size_t s_ = 0ul; s_ < sz; ++s_) {
    printf("%s\n", string);
    string += STR_LEN;
  }
}