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@ -12,82 +12,76 @@ using namespace std;
Personnage *find_half_dead(int hp, list<Personnage *> &liste) Personnage *find_half_dead(int hp, list<Personnage *> &liste)
{ {
// TODO: Essayez d'utilisez un find_if avec une lambda auto end = std::end(liste);
for (auto character: liste) auto result = find_if(std::begin(liste), end, [hp](auto p)
{ { return p->hp() < hp; });
if (character->hp() <= hp)
{
return character;
}
}
return nullptr;
return result != end ? *result : nullptr;
} }
int main() int main()
{ {
list<Personnage *> anime = {new Personnage("Eric", 1), list<Personnage *> anime_list = {new Personnage("Eric", 1),
new Kenny(), new Kenny(),
new Kenny("Benny", 2)}; new Kenny("Benny", 2)};
for (Personnage *character: anime) for (Personnage *character: anime_list)
{ {
character->parler("Hey dude."); character->parler("Hey dude.");
} }
cout << endl; cout << endl;
anime.front()->parler("I'm in the front"); anime_list.front()->parler("I'm in the front");
anime.back()->parler("I'm in the back"); anime_list.back()->parler("I'm in the back");
Personnage *second = *(next(anime.begin())); Personnage *second = *(next(anime_list.begin()));
cout << endl; cout << endl;
second->parler("I'm here too"); second->parler("I'm here too");
// that sucked // that sucked
cout << endl; cout << endl;
anime.insert(next(anime.begin()), new Personnage("Stan", 12)); anime_list.insert(next(anime_list.begin()), new Personnage("Stan", 12));
for (Personnage *character: anime) for (Personnage *character: anime_list)
{ {
character->parler("Hey dude."); character->parler("Hey dude.");
} }
cout << endl; cout << endl;
vector<Personnage *> vanime; vector<Personnage *> anime_vector;
for (Personnage *character: vanime) for (Personnage *character: anime_vector)
{ {
character->parler("Hey dude."); character->parler("Hey dude.");
} }
cout << endl; cout << endl;
copy(anime.begin(), anime.end(), back_inserter(vanime)); copy(anime_list.begin(), anime_list.end(), back_inserter(anime_vector));
for (Personnage *character: vanime) for (Personnage *character: anime_vector)
{ {
character->parler("Hey dude."); character->parler("Hey dude.");
} }
cout << endl; cout << endl;
vanime[2]->parler("I'm third"); anime_vector[2]->parler("I'm third");
auto kyle = new Personnage("Kyle", 15); // TODO: delete kenny at some point! J'ai pas gratté mais regardez Valgrind! auto kyle = new Personnage("Kyle", 15);
vanime.insert(next(vanime.begin()), kyle); anime_vector.insert(next(anime_vector.begin()), kyle);
// same as with the list...
cout << endl; cout << endl;
for (Personnage *character: vanime) for (Personnage *character: anime_vector)
{ {
character->parler("Hey dude."); character->parler("Hey dude.");
} }
Personnage *alpha = vanime.front(); Personnage *alpha = anime_vector.front();
Personnage *omega = vanime.front(); Personnage *omega = anime_vector.front();
for_each( for_each(
vanime.begin(), anime_vector.begin(),
vanime.end(), anime_vector.end(),
[&alpha, &omega](Personnage *x) [&alpha, &omega](Personnage *x)
{ {
// alpha's name is "greater" than x's name, // alpha's name is "greater" than x's name,
@ -105,25 +99,32 @@ int main()
cout << endl << "alpha: " << alpha->name() << " omega: " << omega->name() << endl << endl; cout << endl << "alpha: " << alpha->name() << " omega: " << omega->name() << endl << endl;
// delete only element only present in vanime // delete only element only present in anime_vector
// delete kyle; // Ça pue. Kyle est détruit mais son pointeur doit encore être présent dans la liste! // delete kyle; // Ça pue. Kyle est détruit mais son pointeur doit encore être présent dans la liste!
auto kill = remove_if(std::begin(anime_vector), std::end(anime_vector),
[kyle](Personnage *p)
{ return p == kyle; }
);
anime_vector.erase(kill, std::end(anime_vector));
auto *otherKenny = new Kenny("Kenny", 12); auto *otherKenny = new Kenny("Kenny", 12);
anime.push_back(otherKenny); anime_list.push_back(otherKenny);
for (Personnage *character: anime) for (Personnage *character: anime_list)
{ {
cout << character->name() << ":\n\t"; cout << character->name() << ":\n\t";
character->parler("hi"); character->parler("hi");
} }
cout << endl; cout << endl;
auto found = remove_if(std::begin(vanime), std::end(vanime), auto found = remove_if(std::begin(anime_vector), std::end(anime_vector),
[](Personnage *p){return dynamic_cast<Kenny*>(p) != nullptr; } [](Personnage *p)
{ return dynamic_cast<Kenny *>(p) != nullptr; }
); );
vanime.erase(found, std::end(vanime)); anime_vector.erase(found, std::end(anime_vector));
for (Personnage *character: anime) for (Personnage *character: anime_list)
{ {
character->parler("I survived"); character->parler("I survived");
} }
@ -132,29 +133,29 @@ int main()
for (int i = 0; i < 10; ++i) for (int i = 0; i < 10; ++i)
{ {
name += std::to_string(i); name += std::to_string(i);
anime.push_back(new Personnage(name, int(name.length()))); anime_list.push_back(new Personnage(name, int(name.length())));
} }
for (Personnage *character: anime) for (Personnage *character: anime_list)
{ {
character->parler("sup"); character->parler("sup");
cout << character->hp() << " HP" << endl; cout << character->hp() << " HP" << endl;
} }
for (auto p = anime.rbegin(); p != anime.rend(); ++p) for (auto p = anime_list.rbegin(); p != anime_list.rend(); ++p)
{ {
(*p)->parler("hey"); (*p)->parler("hey");
} }
multimap<string, Personnage *> mm; multimap<string, Personnage *> mm;
for (auto character: anime) for (auto character: anime_list)
{ {
mm.insert({character->name(), character}); mm.insert({character->name(), character});
} }
if (auto found = mm.find("Eric"); found != mm.end()) if (auto found2 = mm.find("Eric"); found2 != mm.end())
{ {
found->second->parler("wazaaaaaa'"); found2->second->parler("wazaaaaaa'");
} }
try try
@ -175,7 +176,7 @@ int main()
cout << kvp.first << " => " << kvp.second << endl; cout << kvp.first << " => " << kvp.second << endl;
} }
for (auto character: anime) for (auto character: anime_list)
{ {
if (character->hp() < 3) if (character->hp() < 3)
{ {
@ -185,40 +186,43 @@ int main()
} }
auto pv = 3; auto pv = 3;
auto harmed = find_if(std::begin(vanime), std::end(vanime), [pv](auto p){ return p->hp() < pv;}); auto harmed = find_if(std::begin(anime_vector), std::end(anime_vector), [pv](auto p)
if ( harmed != std::end(vanime) ) { return p->hp() < pv; });
if (harmed != std::end(anime_vector))
cout << "found one harmed: " << (*harmed)->name() << "(" << (*harmed) << ")" << endl; cout << "found one harmed: " << (*harmed)->name() << "(" << (*harmed) << ")" << endl;
auto x = find_half_dead(4, anime); auto x = find_half_dead(4, anime_list);
if (x != nullptr) if (x != nullptr)
{ {
cout << "found one with function: " << x->name() << "(" << x << ")" << endl; cout << "found one with function: " << x->name() << "(" << x << ")" << endl;
} }
sort(vanime.begin(), vanime.end(), [](Personnage *p1, Personnage *p2) sort(anime_vector.begin(), anime_vector.end(), [](Personnage *p1, Personnage *p2)
{ {
return p1->name() < p2->name(); return p1->name() < p2->name();
}); });
for (auto character: vanime) for (auto character: anime_vector)
{ {
cout << character->name() << endl; cout << character->name() << endl;
} }
sort(vanime.begin(), vanime.end(), [](Personnage *p1, Personnage *p2) sort(anime_vector.begin(), anime_vector.end(), [](Personnage *p1, Personnage *p2)
{ {
return (p1->hp() != p2->hp()) ? (p1->hp() < p2->hp()) : (p1->name() < p2->name()); return (p1->hp() != p2->hp())
? (p1->hp() < p2->hp())
: (p1->name() < p2->name());
}); });
for (auto character: vanime) for (auto character: anime_vector)
{ {
cout << character->name() << " : " << character->hp() << endl; cout << character->name() << " : " << character->hp() << endl;
} }
shuffle(vanime.begin(), vanime.end(), std::mt19937(std::random_device()())); shuffle(anime_vector.begin(), anime_vector.end(), std::mt19937(std::random_device()()));
for (auto character: vanime) for (auto character: anime_vector)
{ {
cout << character->name() << endl; cout << character->name() << endl;
} }
@ -228,15 +232,24 @@ int main()
cout << endl << "permutations" << endl << endl; cout << endl << "permutations" << endl << endl;
do do
{ {
for (auto character: vanime) for (auto character: anime_vector)
{ {
cout << character->name() << endl; cout << character->name() << endl;
} }
cout << endl; cout << endl;
} while (next_permutation(vanime.begin(), vanime.end())); } while (next_permutation(anime_vector.begin(), anime_vector.end()));
// FIXME /* not sure that this is working
* shows "Stan
for (auto character: anime) * Eric"
* instead of "Stan
* Eric
*
* Eric
* Stan"
*/
delete (kyle); // above, we removed the element from the vector, now we free the memory
for (auto character: anime_list)
delete character; delete character;
return 0; return 0;
} }

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