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

bool* creerTableauBooleensEquiprobables(int n) {
  bool* t = (bool*) calloc(n, sizeof(bool));
  if (t != NULL) {
    for (int i = 0; i < n; i++) {
      if (rand() % 2 == 0) {
        t[i] = true;
      }
    }
  }
  return t;
}

int calculerNombreCouplesDeVraiConsecutifs(bool* t, int n) {
  if (t == NULL) {
    return 0;
  }
  int cpt = 0;
  for (int i = 0; i < n - 1; i++) {
    if (t[i] && t[i + 1]) {
      cpt++;
    }
  }
  return cpt;
}

void main(void) {
  srand(10);
  int n = 50000;
  bool* tb = creerTableauBooleensEquiprobables(n);
  if (tb != NULL) {
    printf("%d couples de vrai consecutifs\n", calculerNombreCouplesDeVraiConsecutifs(tb, n));
  }
  if (tb != NULL) {
    free(tb);
    tb = NULL;
  }
}